Under the assumptions of problem 7, prove that f is one-one if and only if the sign in (e) can be replaced by the sign c in (f) can be replaced by for all a cx, and f is onto if and only if for all c cy

The parking lot of a store has the shape shown. all angles are right angles. what is the area of the parking lot?

Yesterday i ran 5 miles. today, i ran 3.7 miles. did my percent increase, decrease or is it a percent error? plz i need

Two line segments are shown in the figure below. suppose that the length of the line along the x-axis is 6, and the length of the hypotenuse of the triangle is 10. what is the equation of the hypotenuse line (shown in red, below)?