Help ASAP I’ll mark you as brainlister PLEASE!!’

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.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2