F(x) = 3x + 5
g(x) = 4x^2- 2
h(x) = x^2– 3x + 1
Find f(x) = g(x) – h(x).

Given: △abc, ab=15, bd=9 ad ⊥ bc , m∠c=30°. find: the perimeter of the triangle.

If y varies directly as x2 and y=6 when x=6, find the constant of variation.

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18