Solve 4r2 – 9 = 91.
a: {±3}
b: {±4}
c: {±5}
d: {±6}

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Give the functions f(x) = |x + 2| - 3, what is the domain? a,b,c, or d all real numbers x > 2 x < -2 all real numbers and x cannot equal to 2

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.