Ethan graphed a cubic function, f(x)=ax^3+bx^2+cx+d, and determined the roots of f(x) to be +-1 and 2. What is the value of b, if a=1? A. 1. B. 2 C. -1. D. -2

What is the ratio of the change in y-values to the change in x-values for this function? a) 1: 13 b) 2: 5 c) 5: 2 d) 13: 1

16. you're planning to buy a boat, a motor, and some miscellaneous boating equipment. the boat costs $325, the motor costs $225, and the equipment costs $79. if you've saved $438 toward these purchases, how much more do you need to save? a. $181 b. $281 c. $291 d. $191

Find the area of an equilateral triangle with a side of 6 inches