Math, asked by astha8127, 1 year ago

If (3x-4y)³ = 27x³- 64y³+ axy²+ bx²y,
then find the value of (a+b) .
plz anyone answer fast...

PARI1111111: ur question is wrong i guess...it should be (3x-4y)^3=....

astha8127: yes

astha8127: i forgot to put cube

PARI1111111: k then

Answers

Answered by PARI1111111

hope it helps u............

Attachments:

astha8127: answer that question also number line one which i have posted

PARI1111111: I am not able to find that question...

astha8127: open my profile

PARI1111111: wait...let me search

Answered by Chhandam

a=48
b=-36 just use the identity and compare

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