What is the slope of a line perpendicular to the line whose equation is
4x - 10y = 40. Fully reduce your answer.

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What describes horizontal cross section of the right rectangle 6m 8m 5m

Sketch the region enclosed by the given curves. decide whether to integrate with respect to x or y. draw a typical approximating rectangle and label its height and width. y= 5x, y=7x^2then find the area s of the region.

21 a stick 7 inches long is broken into two pieces, so that one piece is twice as long as the other one. how long are the two pieces?