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baherus [9]
3 years ago
6

Please Help with these 3 questions Please

Mathematics
1 answer:
Pepsi [2]3 years ago
3 0
For 14 the answer is -9
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What is the vertex of the quadratic function?
Debora [2.8K]

Answer:

f(x) = x² - 4x - 12

Step-by-step explanation:

f(x) = (x - 6)(x + 2)

f(x) = x² + 2x - 6x - 12

f(x) = x² - 4x - 12

3 0
3 years ago
Raj drove his car 5 times farther than Gary drives his car. Together they drive 624 miles. How many miles does Raj drive?
GuDViN [60]
624 divided by 5 is (and thats your answer)
8 0
3 years ago
In the balcony of an auditorium, there are 20 seats in the first row, 22 seats in the second row and 24 seats in the third row.
JulsSmile [24]

Answer:

is two more than the row before

Step-by-step explanation:

i hope i help\

7 0
2 years ago
Can you solve this integral?<img src="https://tex.z-dn.net/?f=%20%5Cint%5Climits%5Ea_b%20%7B%20x%5E%7B2%7D%20%7D%20%5C%2C%20dx%2
adelina 88 [10]
\frac{1}{3}(a^3-b^3)
4 0
3 years ago
sphere a has radius 4 and a hemisphere b has a radius 8. fin the ratio of the volume of A to the volume of b
salantis [7]

Answer:

A/B = 0.125

Step-by-step explanation:

Givens

r for Sphere A = 4

r for Sphere B = 8

Solution

Volume A = 4/3 pi r^3

r = 4

Volume A = 4/3 pi 4^3

Volume A = 4/3 pi 64

Note: there is no point in expanding the result. 4/3 and pi are going to cancel out when you set up the volume formula

Volume B = 4/3 pi * r^3

r = 8

Volume B = 4/3 pi * 8^3

Volume B = 4/3 pi * 512

Ratio A to B = 4/3 pi * 64 / 4/3 * pi * 512        Cancel 4/3 pi

Ratio A to B = 64/512

Ratio A to B = 1/8

Ratio A to B = 0.125

4 0
2 years ago
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