Question

15. The value of the product of (x+ 1) and
(x-1) is equal to
a) x2+1
b) x2+2x +1
c) x2-1
d)x-2x+1.
00​

Answer 1

Answer:

x^2-1

Step-by-step explanation:

(x+1)(x-1)

x^2-x+x-1

=>x^2-1

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