Will mark the ! lots of now find the following ( give the exact value where appropriate) a) cos (arctan (1))= and the angle is in quadrant 111 b) sin (arccos (1/2)= if the angle is in quadrant iv

What is the area of the triangle 10 13 12

What are the solutions to the following equation? |m| = 8.5 the value of m is equal to 8.5 and because each distance from zero is 8.5.

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.