The three expressions, sin-1, cos-1, and tan-1 are called trig functions and are used to find the measure of the acute angles of a right triangle if you know the lengths of at least two sides.

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You invested $5000 between two accounts paying 4% and 9% annual interest, respectively. if the total interest earned for theyear was $350, how much was invested at each rate? $was invested at 4% andwas invested at 9%.

The table shows the total distance that myra runs over different time periods. which describes myra’s distance as time increases? increasing decreasing zero constant