Find the cross product a × b. a = i + 3j − 2k, b = −i + 5k

You can find the constant of proportionality by finding the ratio of

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.

Complete the equation of the live through (-1,6) (7,-2)