Which of the following are the factors of q3 – q2 + 2q – 2?
a. (q – 1)(2 – q)
b. (q + 1)(q2 + 2)
c. (q – 1)(2 – q2)
d. (q – 1)(q2 + 2)

Pj is decorating pupcakes for rocky's birthday party. her color scheme is black, purple, and green. she will use this spinner to determine the color of sprinkles on each pupcake. which model shows the probability of randomly landing on each color?

What is the value of x when x + 7 = 21?

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?