Let f (x) = 9x and g(x) = x2 + 6x, and let r be the bounded region between the graphs of f and g. set up an integral to find the volume v of the solid generated by revolving r about the x axis and then find v.

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?

Evaluate 8j -k+148j−k+14 when j=0.25j=0.25 and k=1k=1.

Can someone tell me if this is perpendicular? !