bethbeth
bethbeth bethbeth
  • 31-07-2017
  • Mathematics
contestada

Evaluate f(x)= -x^2+1 for x=-3

A.4
B.-4
C.-8
D.-9

Respuesta :

choixongdong
choixongdong choixongdong
  • 31-07-2017
Evaluate f(x)= -x^2+1 for x=-3
then
f(-3) = -(-3)^2+1 = -9 + 1 = -8

answer
C.-8
Answer Link
kphung76127
kphung76127 kphung76127
  • 31-07-2017
Plug it in and simplify.
-(-3)^2+1
First apply the exponent.
-3^2=9
-(9)+1
Then add.
-9+1=-8
Final answer:C
Answer Link
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