Solved

Solve the Equation $\left( 3 ^ { x + 5 } \right) \left( 3 ^ { x } \right) = 81$

Question 96

Multiple Choice

Solve the equation. $\left( 3 ^ { x + 5 } \right) \left( 3 ^ { x } \right) = 81$

A) $x = \frac { 3 } { 2 }$
B) $x = \frac { 9 } { 2 }$
C) $x = - \frac { 1 } { 2 }$
D) $x = - \frac { 7 } { 2 }$

Related Questions

Q91: Solve the equation. <span class="ql-formula"

Q92: Solve the exponential equation and express approximate

Q93: Write the logarithmic statement in exponential

Q94: Find f -1 ( x ).

Q95: Determine whether the function f is one-to-one.

Q97: Solve the equation. <span class="ql-formula"

Q98: Form the inverse function f <sup>-

Q99: Express the following as a single

Q100: Use your calculator to find x

Q101: All exponential equations can be written as