Question

Elvauate the indicated operations with f(x) and g(x)

F(x) = 4x - 5, g(x) = (x + 3)^2 , (f + 3g) (2)

Answer 1

Do you understand?

Answer 2

What do I multiply by 2 ?

Answer 3

The expression that you will get after adding and subtracting the like terms. It will be i the form of a quadratic formula e.g ax^2+bx+c , then you will need to multiply by two like this 2(ax^2+bx+c)=2ax^2+2bx+2c.......... understand???

Answer 4

let my try it hold on...
i got 3x^2 + 22x + 22

Answer 5

Then multiply that by 2?

Answer 6

Yea that's what I mean.... coz they said we should multiply g by 3 and multiply everything by 2 ....as in the question evaluate: (f+3g)(2).... That's correct

Answer 7

okay thanks

Answer 8

you welcome