Question

Solve for :
(3^nx 9^n+1) + (3^n-1 x 27^n-1) = 81

Answer 1

on comparing power

nx × 2(n+1) + n-1 × 3(n-1) = 4

note →3² =9

3³ = 27

3⁴ = 81

Step-by-step explanation:

n(2n+2) + x(2n+2) + n(3n-3) -1(3n-3) = 4

solve this to get answer

mark as BRAINLIST PLS PLS PLS

Answer 2

The question is wrong it should not be added but be multiplied or divided