Math, asked by niharamohan8b, 1 month ago

Factorise the following expression.

(i) q2

– 10q + 21​

Answers

Answered by kalamadhu366
13

(1) q2 - 10q + 21

by middle term splitting

= q2 - 3q - 7q + 21

= q ( q-3 ) -7 ( q-3)

= ( q-3 ) ( q-7)

Answered by Anonymous
3

Step-by-step explanation:

⤵️

q^2-10q+21

=q^2-3q-7q+21

=q(q-3)-7(q-3)

=(q-7) (q-3)

hope this helps you mate ✨

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