Answer:
Two points that satisfy include (-2,5) (0,0) (2,-5) (I know this is more than 2, but in case the (0,0) origin isn't allowed.
Step-by-step explanation:
This is 5x+2y=0
Screenie is the 5x+2y=0 btw
Hope this helps!
Given the triangle ABC at points A = ( 2, 2 ) B = ( 4, 5 ) C = ( 6, 3 ), and if the triangle is first reflected over the y axis, and then over the x axis, find the new point A''.
To reflect a point over the y-axis, we negate the x-coordinate of the point. To reflect the resulting point over the x-axis, we negate the y-coordinate of the point. So, to find the new point A'', we can perform these operations on the original point A:
1. Reflect A over the y-axis to get A': (-2, 2)
2. Reflect A' over the x-axis to get A'': (-2, -2)
Therefore, the new point A'' is (-2, -2).
Given 9.05(−13.2), find the product.
The value of the product 9.05(-13.2) is -119.46
How to determine the product?The product expression is given as
9.05(-13.2)
Rewrite the product expression as
9.05(-13.2) = 9.05 * (-13.2)
Using a calculator, we have
9.05(-13.2) = -119.46
Hence, the value of the product 9.05(-13.2) is -119.46
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77 divided by what equals -11
answer is -7
because
77/(-7)=-11
Play ball! The dotplot shows the number of wins for each of the 30 Major
League Baseball teams in the 2014 season:
A) Find the percentile for the Boston Red Sox, who won 71 games.
B) The new York Yankees number of wins is at 60th percentile of the distribution. Interpret this value in context. how many games did New York win?
Answer: 17th percentile
Step-by-step explanation: i say this because it falls before the 50 percentile
The daily cost, y, of hiring a lawn service to work x hours mowing the grounds of a golf course can be modeled using a linear function. The lawn service charges a fixed cost of $100, plus an additional cost of
$25 per hour. The lawn service works a maximum of 6 hours per day. For one day of work, what is the range for this situation? 0
The range for this situation is {125, 150, ... 250}.
What is the range of a function?The range of a function includes all the possible output (y) values when the x value is substituted with a number.
The daily cost of hiring a lawn service = y
The number of hours mowing = x hours
Fixed cost per day = $100
Variable cost per hour = $25
Maximum hours of work per day = 6 hours
Minimum hour of work per day = 1 hour
The equation for 6 hours:y = 100 + 25x
y = 100 + 25(6)
y = 250
y = $250
For 5 hours, y = $225 (100 + 25(5)
For 4 hours, y = $200 (100 + 25(4)
For 3 hours, y = $175 (100 + 25(3)
For 2 hours, y = $150 (100 + 25(2)
For 1 hour, y = $125 (100 + 25(1)
Thus, the daily cost of hiring a lawn service ranges from {125, 150, ... 250}.
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Decimal Numbers on Number Lines
С
B
G2
++ +++
-3
1
-1
-4
-2
0
CE
=
A=
BE
Answer:
What's Yo Question What Chu Need Help With ?
how do we multiply radicals a with different index and different radicands
Answer:
to multiply two radicals the index must be the same. And once we have the same index we can multiply the coefficients. And then multiply the radicands.
Step-by-step explanation:
Solve the equation
-6t-7=17
T=?
Answer:
Step-by-step explanation:
Bringing like terms on one side
-6t = 17 + 7
-6t = 24
t = 24/ - 6
t = - 4
Translate to an inequality
nine increased by the product of a number and 8 is less than -20
Use the variable c for the unknown number.
Answer: - 29/8
Step-by-step explanation:
9 + 8c < - 20
8c < - 20 - 9
8c < - 29
c < - 29/8
Answer:
give this other guy or girl branliest
Step-by-step explanation:
In the following proportion, what does w equal? 3/4 = w/28
A. 7
B. 8
C. 18
D. 21
Step-by-step explanation:
\( \frac{3}{4} = \frac{w}{28}\)
\( \frac{3}{4} = \frac{w}{4 \times 7} \)
\(3 = \frac{w}{7} \)
\(w = 21\)
Make a frequency table using five classes.
class 31-38 39-46 47-54 55-62 63-70
f
11
24
15
7
3
Then estimate the mean and sample standard deviation using the frequency table. (Round s to two decimal places.)
Answer: C
Step-by-step explanation:
Gina has 32 items to ship and 11 shipping boxes. The large shipping boxes can hold 4 items each. The small shipping boxes can hold 2 items each. Gina has exactly enough boxes for her items. How many of each type of box does she have?
Answer:
Gina has 5 large shipping boxes and 6 small shipping boxes.
Step-by-step explanation:
32 items to ship and 11 shipping boxes.
Large=4 items
4 X 5 = 20
Small=2 items
2 X 6 = 12
20 + 12 = 32
which one of the following equations is not a valid expression for electric power p? note: i is the current in a circuit as a result of a voltage v and r is the electrical resistance of the circuit.
The expression P = V^2/R is not a valid expression for electric power p. (option c)
Electric power P cannot be expressed using the formula P = V2/R. Because it does not take into account the circuit's current I, this equation is incorrect. Power is defined as the square of the current multiplied by the circuit's resistance, as stated by the correct equation, P = I2R. Power is directly proportional to both the resistance and the current, as shown by this equation.
Ohm's Law, which states that the voltage across a resistor is equal to the current multiplied by the resistance, can be used to derive the mathematical expression P = I2R. If we substitute I = V/R for the power equation P = I2R, we can get P = V2/R, which is the wrong equation. This equation can be written as V = I*R, and by rearranging it, we can get I = V/R.
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Complete Question:
which one of the following equations is not a valid expression for electric power P? Note: I is the current in a circuit as a result of a voltage V and R is the electrical resistance of the circuit.
a. P = I^2 R
b. P = I^2R/V
c. P=IV
d. P =V^2 /R
what is the sum of 1/8 + 5/16 + 3/8
Answer:
0.8125
Step-by-step explanation:
because i did the process
Answer:
0.8333333 or 13/16
Step-by-step explanation:
The rates of on-time flights for commercial jets are continuously tracked by the U.S. Department of Transportation. Recently, Southwest Air had the best rate with 80 % of its flights arriving on time. A test is conducted by randomly selecting 15 Southwest flights and observing whether they arrive on time. (a) Find the probability that exactly 10 flights arrive on time.
Probability that exactly 10 flights arrive on time is 53.33%.
Given that,
The rates of on-time flights for commercial jets are continuously tracked by the U.S. Department of Transportation.
Recently, Southwest Air had the best rate with 80% of its flights arriving on time.
Total number flights in sample = 15
Probability that exactly 10 flights arrive on time is,
P = 10/15 × 80%
= 0.5333
= 53.33%
Hence the required probability is 53.33%.
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James T-shirt business uses the demand function P = -Q+31 and the supply function P = Q-17. According to these functions, what will the
equilibrium point (P.Q) be for James T-shirt business?
The equilibrium point for James T-shirt business is (P, Q) = (7, 24).
To find the equilibrium point (P, Q) for James T-shirt business
we need to set the demand function equal to the supply function and solve for the values of P and Q.
Demand function: P = -Q + 31
Supply function: P = Q - 17
Setting them equal:
-Q + 31 = Q - 17
Adding Q to both sides and subtracting 31 from both sides:
2Q = 48
Dividing both sides by 2:
Q = 24
Now, we can substitute this value of Q into either the demand or supply function to find the corresponding value of P.
P = Q - 17
P = 24 - 17
P = 7
Therefore, the equilibrium point for James T-shirt business is (P, Q) = (7, 24).
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Someone please help! What is the domain and range of the relation?
Answer:
The domain is the set of all first elements of ordered pairs (x-coordinates).
The range is the set of all second elements of ordered pairs (y-coordinates).
Only the elements "used" by the relation or function constitute the range.
A student’s daily task performance is modeled by the function f(x), where f(x) is the number of assignments completed in a day and x is the number of hours spent working. Would the following ordered pairs represent a possible domain and range of the function? Why or why not?
Domain (x-values) should represent the possible hours spent working, and the range (f(x)-values) should represent the corresponding number of assignments completed.
To determine if the given ordered pairs represent a possible domain and range for the function f(x), we need to consider the nature of the relationship between the number of assignments completed and the number of hours spent working.
Since the function models a student's daily task performance, it is reasonable to assume that the number of assignments completed will increase as the number of hours spent working increases.
The domain (x-values) should represent the possible hours spent working, and the range (f(x)-values) should represent the corresponding number of assignments completed.
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Topic: Similar Triangles
Determine whether the triangles are similar by AA ~, SSS ~, SAS~, or not similar. If the triangles are similar, write a valid similarity statement.
Answer:
The triangles are not similar
Step-by-step explanation:
The ratios of the 2 triangles are not equivalent to each other so the triangles are not proportional. Since the triangles are not proportional, the triangles are not similar.
16/26= 8/13
21/32= 21/32
Plus, you can't determine if the triangles are similar by SAS and SSS since the problem doesn't give you enough information.
Hope this helps! :)
Correct me if I'm wrong
PLEASE HELP QUICKLY(25 points)!!
Match the description with the correct answer.
(questions)
———————
y-intercept -
slope-
domain-
range-
is this graph increasing, decreasing or both-
x-intercept-
———————
(answer choices)
(4,0), (0,4), (-2,0), (0,-2), +2, -4,
input values, increasing, decreasing,
both increasing and decreasing, output values
———————
please help quickly its worth 10.34 points on my test
Answer: In that picture the slope is increasing
Step-by-step explanation: positive rise and positive run (uphill from left to right)
Trina has a credit card that uses the adjusted balance method. For the first 10
days of one of her 30-day billing cycles, her balance was $780. She then
made a purchase for $170, so her balance jumped to $950, and it remained
that amount for the next 10 days. Trina then made a payment of $210, so her
balance for the last 10 days of the billing cycle was $740. If her credit card's
APR is 17%, which of these expressions could be used to calculate the
amount Trina was charged in interest for the billing cycle?
OA. (30)($780)
365
B.
O C.
D.
0.17
365
0.17
365
0.17
365
30
30
(10 $780+10 $950 +10 $210)
30
10
$780+10$950+10 $740
30
•30) ($570)
The expression that could be used to calculate the amount Trina was charged in interest for the billing cycle is (APR / 365) x 30 days x adjusted balance.
What is the adjusted balance method?The adjusted balance method is one of the methods for computing the finance charge (interest and other fees) for credit cards.
The adjusted balance is the ending balance determined after adjusting the opening balance with purchases and payments.
Credit card interest method = adjusted balance method
Beginning balance = $780
Purchase = $170
Payment = $210
Adjusted balance, AB = $740 ($780 + $170 - $210)
APR = 17% = 0.17 (17/100)
The interest charged = (APR / 365) x 30 days x adjusted balance
= $10.34 [(0.17/365) x 30 x $740]
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Alex spends 40 minutes on his paper route every day. If he earns $6 a day from his paper route, how much does he get paid per hour?
Answer:
$9
Step-by-step explanation:
There are 60 minutes in an hour, and you have to multiply 40 by 1.5. Doing this, you would also have to multiply $6 by 1.5, getting $9 per hour.
Olga is using spherical beads to create a border on a picture frame. Each bead has a diameter of 1.5 millimeters. Find the volume of each bead. Round to the nearest tenth.
The Volume of each bead is approximately 1.767 mm^3 when rounded to the nearest tenth.
The volume of each bead, the volume of a sphere using its diameter. The formula for the volume of a sphere is given by:
V = (4/3) * π * r^3
where V is the volume and r is the radius of the sphere.
Given that the diameter of each bead is 1.5 millimeters, we can calculate the radius as half of the diameter:
r = 1.5 mm / 2 = 0.75 mm
Now, we can substitute the value of the radius into the volume formula:
V = (4/3) * π * (0.75 mm)^3
Using the value of π ≈ 3.14 and performing the calculations:
V ≈ (4/3) * 3.14 * (0.75 mm)^3
V ≈ (4/3) * 3.14 * 0.421875 mm^3
V ≈ 1.767 mm^3 (rounded to the nearest tenth)
the volume of each bead is approximately 1.767 mm^3 when rounded to the nearest tenth.
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Juan rents a car for $29.00 a week. He pays $17.00 per week for the insurance and spends $13.50 weekly on gas. What will his cost be per month (four weeks)?
Answer:
$238
Step-by-step explanation:
First, we need to find out how much Juan is spending per week before we find out what he's spending per month. To find this answer, just add up all of his bills for one week. It should look something like this:
$29.00 + $17.00 + $13.50 = $59.50
The equation should result in Juan spending $59.50 per week. However, the question asks how much he spends per month, or every four weeks. To get this answer, multiply how much Juan spends a week by four. It should look something like this:
$59.50 X 4 = $238
This final equation will result in Juan spending $238 per month. Let me know if you have any questions!
Find the area of the shaded shape
Answer:
105
Step-by-step explanation:
yeah-ya............. right?
120 passengers in 4 buses = passengers per bus
Answer:
30
Step-by-step explanation:
120/4
Answer:
30
Step-by-step explanation:
Just divide 120 with 4
Hope this helps!!!!!!
Without calculating determine wether the product is positive or negative
Answer:
Positive because a negative times a negative is a positive
Step-by-step explanation:
Which is not a zero of the following functions
F(x)= x3 + 3x2-x-3
The difference of squares identity can be written:
a
2
−
b
2
=
(
a
−
b
)
(
a
+
b
)
We use this later with
a
=
x
and
b
=
i
f
(
x
)
=
x
3
−
3
x
2
+
x
−
3
Step-by-step explanation:
If a segment has an endpoint at (2,3) and the midpoint at (-1,0), what are the coordinates of the other endpoint?
Answer: (-4, -3)
Step-by-step explanation:It is a linear line
X started at 2, went to the left 3 to negative 1. Go to the left another 3 to get to -4.
Y started at 3, went down 3 to 0. Go down another 3 to -3.
Suppose that a study of elementary school students reports that the mean age at which children begin reading is 5.4 years with a standard deviation of 0.8 years.
Step 2 of 2: If a sampling distribution is created using samples of the ages at which 38 children begin reading, what would be the standard deviation of the sampling distribution of sample means? Round to two decimal places, if necessary.
Answer:
Step-by-step explanation:
The standard deviation of the sampling distribution of sample means is given by the formula:
standard deviation = population standard deviation / sqrt(sample size)
Here, the population standard deviation is 0.8 years, and the sample size is 38. Substituting these values into the formula, we get:
standard deviation = 0.8 / sqrt(38)
standard deviation ≈ 0.13
Rounding to two decimal places, the standard deviation of the sampling distribution of sample means is approximately 0.13 years.