Math, asked by avanthikavnair2007, 5 months ago

factorise the following by splitting the middle term:- a square + 3a - 70

Answers

Answered by asahilthakur

1

Answer:

(a-7)(a+10)

Step-by-step explanation:

a² + 3a - 70

= a²+10a-7a-70

= a(a+10)-7(a+10)

= (a-7)(a+10)

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