Which pair of expressions is equivalent?
a. 15a + 6 and 3(5a +3)
b. 14b +4 and 2(7b -2)
c. 5(2c +3) and 7c + 8
d. 3(d + 5/3) and 3d + 5

Find parametric equations for the line tangent to the curve of intersection of the surfaces at the given point. surfaces: xsquared2plus+2yplus+2zequals=1212 yequals=33 point: left parenthesis 1 comma 3 comma five halves right parenthesis

The letters g e o r g i a are placed in a bag . if you picked a card and knew it was a vowel , what is the probability that it is an a ?

Find the root(s) of f (x) = (x- 6)2(x + 2)2.