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If 3^x = 5, then 3^2x+3 = ?

If 3^x = 5, then 3^2x+3 = ?
asked 231k views
4 votes
If 3^x = 5, then 3^2x+3 = ?

asked
User Tulani
by
7.8k points

1 Answer

6 votes

Answer:28

Explanation:

3^x=5

3^2x+3

(3^x)^2 + 3

Substitute 3^x=5 in (3^x)^2 + 3

5^2 + 3

5x5+3=28

answered
User Zhang
by
8.2k points
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