Question

f(x)=2x^2-5x-2 and g(x)=9-3x

a) f (3)






b) g (-3)







c) f (-2)







d) (1/3)








e) f ( -5)

Answer 1

a) substitute x = 3 for function f(x)
b) substitute x = -3 for function g(x)
and so on. try them first please. tell me if you don't get it


is d) missing something?

Answer 2

wait im still lost subutie for wea

Answer 3

\[f(x)=2x^2-5x-2\]now try x = 3 for the equation above

Answer 4

-> 2(3)^2 - 5(3) - 2

Answer 5

what do i do after that

Answer 6

solve it 3^2 then times 2, then minus 5 times 3, then minus 2

Answer 7

is it 22