Question

If x=3^x-1=9 or y=4^y+2=64,find the value of y÷x - x÷y

Answer 1

3^(x-1) = 9
3^(x - 1) = 3^2
Since they have the same bases, you can equate the exponents.
x - 1 = 2
x = 3

4^(y+2)= 64
4^(y + 2) = 4^3
y + 2 = 3
y = 1

x/y = 3/1 = 3