Answer and two cuz i need help

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

What is the inverse of the function f(x) = 2x + 1?

The value of the expression 16-^3/4 8 1/8 -6 6 1/40 1/64