What is the value of cos (120 degrees)?
a. 5.0
b. 8.7
c. -1.7
d. -0.5

Which is a reasonable estimate of the amount of water in a small, inflatable pool used by children?

Which of the following is true for the relation f(x)=2x^2+1

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! ❤