3² = -1*3² = -1 * 9 = -9 (order of operations) while (-3)² = (-) = +9 or 9

evaluate: z2 – x2 -xy if x = -2, y = 3, and z = -4 ( see section 1.8 for further review)

You have 6 dollars +12 pennies +to quarters + 4 dimes=2 nickels how much do you have

List the sides of δrst in in ascending order (shortest to longest) if: a ∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°

Samantha is growing a garden in her back yard. she spend $90 setting up the garden bed and buying the proper garden supplies. in addition, each seed she plants cost $0.25. a. write the function f(x) that represents samantha's total cost on her garden. b. explain what x represents. c. explain what f(x) represents. d. if samantha plants 55 seeds, how much did she spend in total?