Question

check -2 and 2 are zeroes of polynimial x⁴-16

Answer 1

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YES, both are zeros of polynomial.

Step-by-step explanation:

x^4 - 16 ( put x=-2)

(-2)^4 -16

+16 -16

0(yes -2 is zero of polynomial)

x^4 -16 (put x=2)

(2)^4 -16

16 -16

0 (yes -2 is zero of polynomial)