Find the following trigonometric values.
Express your answers exactly.
cos (3pi/4)
Sin (3pi/4)

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

If a flying disk is 139 meters in the air and travels at an average of 13 m/s how long is it in the air

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122