f(x) = -x squared + 1
for x= -3
ok.
f(-3) = -(-3)^2 + 1
remember exponentiation is done first (order of operations)
= -9 + 1 = -8
for x= -3
f(-3) = -(-3)^2 + 1
remember exponentiation is done first (order of operations)
= -9 + 1 = -8