What are the coordinates of the point that is reflected across the x axis from the given point use the format?

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?

Angles r and s are complementary. the measure of angle r is 31 degrees. which equation can be used to find angle s?

Find the amplitude of a sinusoidal function that models this temperature variation