Question

Verify wheather +3 and -3 are two zeroes of the polynomial x2-9​

Answer 1

Step-by-step explanation:

quadratic equation zero formula:-

x2-(a+b)x + a×b

a=3 & b= -3

x2-{3+(-3)}x+3×(-3)

x2-0+(-9)

x2-9

hence verified

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