1 – 7k + 3k 2 + 10k + 7 – 5k 2 What are the variables?
How many terms?
What are the coefficients?
What are the constants?
What are the like terms?

PLEASE HELP IF YOU GET IT RIGHT ILL GIVE YOU BRAINLIEST

Abby is preparing fruit punch for her party. she starts with a bowl filled with liquid that has 1/2 fruit juice and 1/2 sprite, but she decides it's too fruity. so she pours out 1/4 of the liquid, and then fills the bowl up again with sprite. what fraction of the punch is now sprite?

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)