What is 10∠ 30 + 10∠ 30? answer in polar form. note that the angle is measured in degrees here. to enter a complex number in polar form ( a ∠ b), c?

umm im not really sure because i never had to do this

step-by-step explanation:

mrbilldoesmath!

answer: a parabola

steps:

(x-1)(x+4)   = x(x+4) - 1(x+4) = (x^2 + 4x) - (x+4)

                = x^2 +4x -x -4   = x^2 +3x -4

which is a parabola

mrb

the correct answer would be d because the slope is -2/2=1 and the y intercept is at 2 so that is the correction equation

-2.19

step-by-step explanation:

i think