Right triangle ABC is shown.
Which equation can be used to solve for c?
sin(50%) = 3/c
sin(50%) = c/3
cos(50°) = c/3
cos(50°) = 3/c

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤

Find the domain of the following expression: 1/(√x)-2

Answer for 10 points show work you guys in advanced < 3