Question

(b) find the value of x and y if:
3^x-1 = 9 and 4^y+2 = 64​

Answer 1

Answer:

3^x-1 = 9

3^x-1 = 3^2

x-1 = 2

x = 3

_________________

4^y+2 = 64

4^y+2 = 4^3

y + 2 = 3

y = 1

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