Question

Evaluate: when x = -2
f(x) = -x^2 +x-2

Answer 1

just substitute x=-2 in -x^2 +x-2

Answer 2

can u?

Answer 3

f(x) = 2^2 + -2 - 2

Answer 4

f(x)=-(-2)^2-2-2

Answer 5

Did u find your mistake?

Answer 6

1st subs and square and then put - ve sign

Answer 7

yeah i found it

Answer 8

So, what did u get?

Answer 9

6 ?

Answer 10

Nope

Answer 11

-8 ?

Answer 12

Yep

Answer 13

so f(x) = -8

Answer 14

NOpe, f(-2)=-8

Answer 15

then divide or leave alone?

Answer 16

Thats it...... thats the answer

Answer 17

okay thanks so much!

Answer 18

Welcome