can anyone help me on pages 1-2 and the questions that have not been answered? I will mark brainliest for anyone that shows work and the answers. please help, thanks!

Simplify 6sin θsec θ. choices a) 6 tan θ b) 6 cos θ c) 6 cot θ d) 6

Solve with work both bert and ernie received an increase in their weekly salaries. bert's salary increased from $520 to $520. ernie's salary went from $580 to $645. find the percent of increase for each salary. what was the larger of the two percents ?

If a || b and b | y, then ? a) x || y. b) x | a. c) a | y. d) a || y.