Simplify:

x^3 + 4y^3 - 2x^3 +2y^3

Which number is irrational? a) 16 b) 18 c) 25 d) 36

Complete the standard form of the equation that represents the quadratic relationship displayed above, where a, b, and c are rational numbers.

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.