AM-536

Exponential and logarithmic equations

A Math · Secondary 3 · Hard · Exponential and logarithmic equations

Solve the equation

\log_3(x+1)+\log_3(x-2)=2

.

$\dfrac{1+3\sqrt5}{2}$ or $\dfrac{1-3\sqrt5}{2}$
$\dfrac{-1+3\sqrt5}{2}$ only
$\dfrac{1+\sqrt5}{2}$ only
No real solution

Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.

Loading problem…