8 2 2x 4 2 x 1 1 2 x
Asked by admin @ in Math viewed by 304 People
Solve: 8 × 2^2x + 4 × 2^x+1 = 1 + 2^x
Asked by admin @ in Math viewed by 304 People
Solve: 8 × 2^2x + 4 × 2^x+1 = 1 + 2^x
Answered by admin @
2^3 × 2^2x × 2^4 × 2^x = 2^x
on comparing the powers
3+2x+4+x = x
7+3x = x
7 = 3x-x
7=2x
x=7/2
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