What is the slope of a line that passes through points (-5, 8) and (-5, -3)?

What is the quotient? x+5/ 3x²+4x+5 © 3x2 – 11 + x + s 3x – 11 + 60 x + 5 o 3x2 - 11 - 50 x + 5 3x – 11 - - x + 5

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

If cos(θ)=2853 with θin q iv, what is sin(θ)?