Question

If f(x)=4-x^2 and g(x) = 6x, which expression is equivalent to (g-f)(3)?

a. 6 - 3 - (4 + 3)^2
b. 6 - 3 - (4 - 3^2)
c. 6(3) - 4 + 3^2
d. 6(3) - 4 - 3^2

Answer 1

I got c but i'm not sure

Answer 2

6*3-(4-3^2)=6(3)-4+3^2

Answer 3

correct
c

Answer 4

Yes! Thank you!