Question

what is f(x)=-2x^4 when x = 2.

Answer 1

replace x by 2 and what do you get?

Answer 2

-2 * 2^4

Answer 3

what is the f(x)?

Answer 4

the f(x) is a name of a function that follows the rule defined by the equation

Answer 5

f(x) means: this is a function of x

Answer 6

soo;

f(x) = -2 x^4

when x=2 we have:

f(2) = -2 * 2^4

Answer 7

and if my head math is right; that should equate to -32 :/