Math Help - Solve

1. Solve

Solve for X:

3^(4x) greater-than or equal to 27

2. Originally Posted by oneway1225
Solve for X:

3^(4x) greater-than or equal to 27
$3^{4x} \ge 3^3$

can you finish?

3. no I'm not sure what to do next

4. Originally Posted by oneway1225
no I'm not sure what to do next
if $3^{4x} \ge 3^3$ , then wouldn't it make sense that

$4x \ge 3$ ?

5. x=3/4 because 3^3=27
Take natural log of both sides.
x>(1/4)*(ln27)/(ln3)

6. Originally Posted by Tim28
x=3/4 because 3^3=27
Take natural log of both sides.
x>(1/4)*(ln27)/(ln3)
Actually, $x \geq \frac{3}{4}$.