The function y = 3x - 6 is defined for all values of y less than 12. Determine the value of x that corresponds to the upp boundary y = 12.

a)54

b)2

c)18

d)6

Which quadratic function best fits this data? x y 1 32 2 78 3 178 4 326 5 390 6 337 a. y=11.41x2+154.42x−143.9 b. y=−11.41x2+154.42x−143.9 c. y=11.41x2+154.42x+143.9 d. y=−11.41x2+154.42x+143.9

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

Icould really use some with this question.