Explain how an annual salary of $50,000 in 1970 could have more purchasing power than an annual salary of $200,000 in 2007.

Which of the following is true about the graph of f(x)=7^x. select all that apply. a= it intercepts the x axis b=it intercepts both axis c=it intercepts neither d=it intercepts the y axis

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?