Math, asked by manangothwal39, 1 year ago

hey mates! please help. (7a-9b)(7a-9b). solve using identity (a-b)(a-b)=(a+b)(a-b). please helpppppp​

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Answered by anushka7390
4

hey mate

here is yr ans

in this pic

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anushka7390: ok
anushka7390: wlcm
manangothwal39: hey di can i follow you
anushka7390: ya sure
anushka7390: in which clas r u dear
manangothwal39: in 8
manangothwal39: and u
anushka7390: same class
manangothwal39: oh wow in which school
anushka7390: jesus and Mary convent school
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