In a famous research study conducted between 1927 and 1932 at an electrical dash equipment manufacturing plant, experimenters measured the influence of a number of variables.

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.

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Can someone explain to me how to do