True or false? the dependent variable corresponds to the x-axis

Simplify (1/2)4th power a. (1/16) b.(1/8) c.(1/4)

In the next 10 month,colin wants to save $900 for his vacation.he plans to save $75 each of the first 8 months. how much must he save each of the last 2 months in order to meet his goal if he saves the same amount each month ?

Use law of cosines to prove the measures of angles a, b, and c in the triangle below are equal. then find the exact value of cos a and explain why that value implies ma = 60°.