What is the justification for each step in the solution of the equation
54 + 2x = 5x – 312 +61)
select from the drop-down menus to correctly usitty each step

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

List x1, x2, x3, x4 where xi is the left endpoint of the four equal intervals used to estimate the area under the curve of f(x) between x = 4 and x = 6. a 4, 4.5, 5, 5.5 b 4.5, 5, 5.5, 6 c 4.25, 4.75, 5.25, 5.75 d 4, 4.2, 5.4, 6

What are the values of each variable in the diagram below?