Find the sum: (2x2 + x + 3) + (3x2 + 2x + 1). a. 6x4 + 2x + 3 b. 5x4 + 2x + 4 c. 3x2 + 5x + 4 d. 5x2 + 3x + 4

What is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1