Question

3^x + 3^x+1 = 4 help gues fast pls

Answer 1

$3^x + 3^{x+1} = 4\ 3^x(1+3) = 4\ 3^x = 1 = 3^0\ x = 0\ \ 3^x + 3^x + 1 = 4\ 2*3^x = 3\ 3^x = frac{3}{2} \ x = log_3 frac{3}{2} = 1 - log_32$