How do you evaluate the expression for 8 \cdot 3^{x}

Amiya Arellano

Amiya Arellano

Answered question

2022-02-04

How do you evaluate the expression for 83xif x=2and if x=3?

Answer & Explanation

mixtyggc

mixtyggc

Beginner2022-02-05Added 15 answers

For each of these you Substitute the value for x in the expression.
Solve for x=2
832
We can use this rule for exponents to rewrite this problem:
xa=1xa
813(2)
8132
819
89
Solve for x=3
833
827
Answer: 216

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