The distance covered by an object is governed by the expression x3 + 3x2 + 2x. if the time taken to cover this distance is given by x + 1, what is the expression that governs the speed of the object?
(a). x^2+2x
(b). x^2+2x-1/x+1
(c). x+2
(d). x^2+1/x+1

The long jump record, in feet, at a particular school can be modeled by f(x) = 19.6 + 2.5ln(x + 1) where x is the number of years since records began to be kept at the school. what is the record for the long jump 11 years after record started being kept? round your answer to the nearest tenth.

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.