- 3+ 4x + 7x2 +2 - 10x2 + x
how do you simplify this ?

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

When the solutions to each of the two equations below are graphed in the xy-coordinate plane, the graphs of the solutions intersect at two places. write the y-cordninates of the points of intersection in the boxes below in order from smallest to largest. y=2x y=x^2-3

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?