Question

1) h(x)=3x3
g(x)= - 4x+1
Find (h+g)(10)​

Answer 1

`(h+g)(10) = 2691`

Explanation:

`h(x) = 3x^3\\g(x) = -4x+1`

Adding both equations will make it:

`(h+g)(x) = 3x^3-4x+1`

Putting x = 10 will make it:

`(h+g)(10) = 3(10)^3-4(10)+1`

= 3(1000)-40+1

= 3000-39

= 2961