A few days ago
alicia

help with this math problem please!?

Let the function f be defined by f(x)= square root of 2x. If f(c)=4, what is the value of c?

a. 4

b. 8

c. 16

d. 32

e. 64

i think the answer is A. am i correct?

thanks!

Top 2 Answers
A few days ago
MrMyers

Favorite Answer

Sqrt of 2x = 4

Square both sides…. 2x = 4 squared = 16

Divide both sides by 2….. x = 8

ANSWER: B

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A few days ago
bonstermonster20
If f(c)=square root of 2c

Then choose the best answer for both sides to be equal. No, the answer is not A

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