Math, asked by khajavali29, 1 year ago

Select a suitable identity and find the following products (2b-a) (2b+c)

Answers

Answered by vigneshking
8
by using the identity(x+y)(x+z)=x²+(y+z)x+yz


substitute x by 2b, y by -a ,z by c

(2b-a)(2b+c)=4b²+(-a+c)2b-ac
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