gordonpriest gordonpriest

14-05-2020
Mathematics

contestada

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

Respuesta :

Chelboy Chelboy

14-05-2020

Answer:28

Step-by-step 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

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