2 years ago

What is f[g(7)] for the following functions?

Mathematics

1 answer:

Leto [7]2 years ago

3 0

Answer: 239

Step-by-step explanation:

$g(7)=2(7)-5=9\\\\f[g(7)]=f(9)=3(9)^2 - 4=239$

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If y varies inversely as the square of x, and y = 1/8 when x = 1, find y when x = 5.

Kisachek [45]

Y = k / x² ( y varies inversely as the square of x )
y = 1/8 when x = 1:
1/8 = k / 1²
8 k = 1
k = 1/8
For x = 5:
y = 1/8 / 5² = 1/8 : 25 = 1/8 · 1/25 = 1/200
Answer: A ) 1/200

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3 years ago

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AlexFokin [52]

Answer:

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Step-by-step explanation:

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Step-by-step explanation:

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3 years ago

Tina's favorite shade of teal is made with 7 ounces of blue paint for every 5 ounces of green paint. Tyler's favorite shade of t

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Answer:

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Factor: 16x + 32 what is the answer i dont get it

fomenos

Answer:

48x

Step-by-step explanation:

Add the numbers together and x is the variable so put x by it because you do not know the value of x

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