perplexus.info :: Just Math : The Case of the Powerful 2 and 3

The Case of the Powerful 2 and 3 (Posted on 2024-06-07)

Solve the equation for real x

2^4x+2^3x+1-2^x+1-1=27^x

No Solution Yet Submitted by Danish Ahmed Khan

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Comment 3 of 3 |

1/3 and 1 are the two solutions, by graphing:

syms x

fplot(2^(4*x)+2^(3*x+1)-2^(x+1)-1-27^x)

grid

Posted by Charlie on 2024-06-07 14:36:59

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