Will give brainliest to the correct answer, complete with an in-depth explanation. Thank you!

What is the factored form of the following expressions? d^2 – 13d + 36

Find the magnitude, correct to two decimal places, made by each of the following with positive direction of the x axis a) y= x the answer is 45° but i don’t know how

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3