Simplify the expression. $8 ^ { x } \cdot 8 ^ { x - 1 }$
A) $8 ^ { 2 x - 1 }$
B) $64 ^ { x ^ { 2 } - x }$
C) $\frac { 1 } { 8 }$
D) $8 ^ { x }$
E) $8 ^ { x ^ { 2 } - x }$

Name: Simplify the expression. $8 ^ { x } \cdot 8 ^ { x - 1 }$ A) $8 ^ { 2 x - 1 }$ B) $64 ^ { x ^ { 2 } - x }$ C) $\frac { 1 } { 8 }$ D) $8 ^ { x }$ E) $8 ^ { x ^ { 2 } - x }$
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Question

Quizplus · Accepted Answer

When multiplying powers with the same base, you add the exponents. Thus, $8^x \cdot 8^{x-1} = 8^{x+(x-1)} = 8^{2x-1}$.

Simplify the Expression 8x⋅8x−18 ^ { x } \cdot 8 ^ { x - 1 }8x⋅8x−1

Simplify the Expression $8 ^ { x } \cdot 8 ^ { x - 1 }$