What is the equation of the function shown in the graph, given the equation of the parent function is f(x)=1.5^x

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

How many solutions does the nonlinear system of equations graphed below have?

Using the returns shown above, calculate the arithmetic average returns, the variances, and the standard deviations for x and y. g