legogirl556 legogirl556

18-11-2019
Mathematics

contestada

Find f(4).

f(x) = x2 + 2x - 3
A) 5
B) 11
C) 13
D) 21

Respuesta :

marleecannady marleecannady

02-12-2019

Answer:

D) 21

Step-by-step explanation:

1st- You plug in 4 into every place where there is an x. (4)^2+2(4)-3. After entering it into the calculator you should get 21.

2nd- I had this on USATestprep and this was the correct answer.

Answer Link

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