Math, asked by saadipdk, 7 months ago

in 4(a +b)2-20 (a+b)26 when
a=2b
=1

Answers

Answered by rahulchaudhary14

4

Step-by-step explanation:

put a=2b

4(2b+b)2-20(2b+b)26

24b-1560b

=-1536b

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