If sin(x)=cos(y) for acute angles x and y ,how are the angles related?

For the following geometric sequence, find the recursive formula. {-80, 20, -5, } i need : ')

Combine the information in the problem and the chart using the average balance method to solve the problem.

The frequency table shows the results of a survey comparing the number of beach towels sold for full price and at a discount during each of the three summer months. the store owner converts the frequency table to a conditional relative frequency table by row. which value should he use for x? round to the nearest hundredth. 0.89 0.90 0.92 0.96