Asked by jody

Can someone tell me if this is correct: Find the value of the polynomial -x^2-3x-1 when x=-4

-1(-4)^2+3(-4)-1
-1(8)+(12)-1
-8-12+1
-20+1
=19
Is this correct??
Answered by Quidditch
for x= -4
x^2 is not 8
Answered by shipra
x^2=(-4)^2=4^2=16