two ^x*((four *x - seven)*log(two) - eight)*log(two) = zero
2 to the power of x multiply by ((4 multiply by x minus 7) multiply by logarithm of (2) minus 8) multiply by logarithm of (2) equally 0
two to the power of x multiply by ((four multiply by x minus seven) multiply by logarithm of (two) minus eight) multiply by logarithm of (two) equally zero