Question

2. Verify whether 1 and -1 are zeroes of the polynomial x2 - 1 or not.
म
गणित
[3]​

Answer 1

p(x) = x² - 1

p(1) = (1)² - 1

= 1 - 1

= 0

p(-1) = (-1)² - 1

= 1 - 1

= 0

Therefore, both 1 and -1 are the zeroes of the polynomial x² - 1

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