Math, asked by Harshita227april, 1 year ago

plz ans the 7 Question

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Answered by omkarbhendekar3

(3x-4y)= 9xsquare-2xy+16ysquare
Identity (a-b)square =a square- 2ab +b square

nishijayant200: f part

nishijayant200: ( 3x - 2y ) ( 3x + 2y )

nishijayant200: = (3x) sq. - (2y) sq.

nishijayant200: = 9x sq. - 4y sq. ans..

Harshita227april: and now next

nishijayant200: Ohkay.. e part

nishijayant200: Identity is (a)3 - (b)3 - 3 X a sq. X b + 3 X a X b sq.

nishijayant200: you can put the values now

nishijayant200: a = 1/3a

nishijayant200: and b = b

Answered by siddharthnigamfan

I hope its help you so please mark me as brainlist

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