Q. 1 E5.0( 1 Vote )

Find the factors.

Answer :

p² – p – 420

⟹ p² + 20p – 21p – 420

⟹ p(p + 20) – 21(p + 20)

⟹ (p – 21) (p + 20)

So (p – 21) and (p + 20) are the factors of the given polynomial.

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