Graph f(x) = 2 to the power of x - 1

Find the value of x that makes the exponent zero by solving this equation x - 1 = 0

Match each function with the corresponding function formula when h(x)=5-3x and g(x)=-3+5

What is the solution of sqrt x+2-15=-3

Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.1. (round your answers to four decimal places.) (a) if the distribution is normal, what is the probability that the sample mean hardness for a random sample of 8 pins is at least 51?