Question

3. Check whether -2 and 2 are zeroes of the polynomial x + 2.
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Answer 1

Answer:

-2 is a zero but 2 is not a zero.

Step-by-step explanation:

x+2=0

(a) x=-2

-2+2=0

as it is true

hence -2 is a zero

(b) x=2

2+2=4

as the answer is not zero.

hence 2 is not a zero.