Which graph represents the function (x) = - 21 - 1

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two

Use the given information to determine the exact trigonometric value.