Find the length of arc AB. leave your answers in terms of pi

Find the quotient. 50a2 – 98b2 -5a +7b

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

20 points 1. your friend, taylor, missed class today and needs some identifying solutions to systems. explain to taylor how to find the solution(s) of any system using its graph. 2. taylor graphs the system below on her graphing calculator and decides that f(x)=g(x) at x=0, x=1, and x=3. provide taylor some feedback that explains which part of her answer is incorrect and why it is incorrect. f(x)=2x+1 g(x)=2x^2+1