Question

Let f(x) = x2 - 8x + 5. Find f(-1).


a. -4
b. -3
c. 13
d. 14

Answer 1

14

Answer 2

plug in -1 everywhere you see a x

Answer 3

if the x2 is supposed to be x^2 then it's 14

Answer 4

wali don't tell her=P

Answer 5

dg what else would it be?

Answer 6

it could be 2x :P

Answer 7

ppl don't write x2 like 2x=P

Answer 8

derp

Answer 9

i know that's why it looked strange :P

Answer 10

you know huh?=P

Answer 11

its x^2

Answer 12

then the answer is 14 :P lol justsub it in