PLZ HELP ME ! Solve for k

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6

Which number completes the system of linear inequalities represented by the graph? y > 2x – 2 and x + 4y >