Question

check whether -2 and 2 are zeros of the polynomial p(x)=x⁴-16


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Answer 1

1)p(2)=2×2×2×2-16

=16-16

=0

2 is the zero of the polynomial

2)p(-2)=-2×-2×-2×-2-16

=16-16

=0

-2is the zero of the polynomial

Answer 2

Step-by-step explanation:

Refer to the attachment......