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Factorise the following polynomial q2-10q +21

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Factorise the following polynomial q2-10q +21

Posted by Inderpreet Kaur 7 years, 8 months ago

CBSE > Class 08 > Mathematics

2 answers

Suman Sinharoy 7 years, 8 months ago

= (q - 7)(q - 3)

Suman Sinharoy 7 years, 8 months ago

q2 - 10q + 21 = q2 -7q -3q + 21 = q(q - 7) - 3(q - 7) =

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