Math, asked by vinay1112, 1 year ago

Hey.. Can you solve the last one.. Please

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Answered by esha129

0

Answer:

Step-by-step explanation:

What do we need to find?

vinay1112: Factorise

vinay1112: Please do solve it.. Exam!!

esha129: On the way

esha129: Hey let a-3b=x

esha129: x^2-4x-21=0

esha129: now factorise you will get roots as 7& -3

esha129: i.e (a-3b-7) (a-3b+3) =0

Answered by nehamardia10

0

Answer:

Step-by-step explanation:

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