The graph shows the height of a staircase in inches based on a certain number of stairs. according to the function in the graph, what is the height of a staircase with 100 stairs? round the answer to the nearest inch if necessary. 14 inches 20 inches 500 inches 700 inches

What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).