Question

If f(x) = 2x2 - 30, find f(4).

35
-14
2
17

Answer 1

Just plug in 4 instead of x and solve.

Answer 2

f(4)
\(f(x)=2x^2-30\\f(4)=2(4)^2-30\\f(4)=?\)

Answer 3

2(4)^2-30
@ugh.math

Answer 4

2?

Answer 5

can you help me with a couple of questions @uri ?

Answer 6

:)

Answer 7

Ye close this one and post in other thread.

Answer 8

ok :)