Question

check whether
4and
-4
are
the
zeros
Оf
the polynomial x²-16​

Answer 1

Answer:

yes 4 is the zero polynomial if x²–16

Step-by-step explanation:

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Answer 2

Answer:

yes.... because square of a negative number is positive

Step-by-step explanation:

f(x)= x^2-16

putting x = 4

f(4)= (4)^2-16

= 16-16

= 0

putting x= -4

f(-4)= (-4)^2-16

= 16-16

=0