Precalculus Examples

$\log_{81} (x) + \log_{9} (x) + \log_{3} (x) = 7$

Step 1

Subtract $7$ from both sides of the equation.

$\log_{81} (x) + \log_{9} (x) + \log_{3} (x) - 7 = 0$

Step 2

Graph each side of the equation. The solution is the x-value of the point of intersection.

No solution