Math, asked by tejasagrawal90, 8 months ago

2. If 9x+1 = 729, then find the value of 22x+1.
3. Factorise of (x - y)3+8(x + y)3.

Answers

Answered by abhinav2631

0

Answer:

2. 9x+1=729

x+1=81

x=80

so,22x=22×80=1760

1760+1=1761

3. (x-y)3+8(x+y3

3x-3y+24x+24y

27x+21y

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