Kendal ate 27 1/2 cookies in 5 1/2 minutes. How many cookies does she eat per minute?

Let r = 3. what is the value of r + 58?

Find the arc length parameter along the given curve from the point where tequals=0 by evaluating the integral s(t)equals=integral from 0 to t startabsolutevalue bold v left parenthesis tau right parenthesis endabsolutevalue d tau∫0tv(τ) dτ. then find the length of the indicated portion of the curve r(t)equals=1010cosine tcost iplus+1010sine tsint jplus+88t k, where 0less than or equals≤tless than or equals≤startfraction pi over 3 endfraction π 3.

Evaluate cos2θ for cosθ = square root of 3/2