Factor the trinomial, or state that the trinomial is prime.7x2 + 31x + 20
A. (7x + 5)(x - 4)
B. (7x - 4)(x + 5)
C. prime
D. (7x + 4)(x - 5)
Answer: C
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Solve the problem.If an object is propelled upward from a height of 48 feet at an initial velocity of 64 feet per second, then its height after t seconds is given by the equation 
, where height is in feet. After how many seconds will the object reach a height of 112 feet?
A. 4 sec B. 2 sec C. 1 sec D. 8 sec
Name the property illustrated by the statement.6 ? 5 = 5 ? 6
A. Associative Property of Multiplication B. Identity Property of Multiplication C. Commutative Property of Multiplication D. Distributive Property
Solve.A lottery game contains 26 balls numbered 1 through 26. What is the probability of choosing a ball numbered 27?
A. 1
B. 
C. 26
D. 0
Given a = 6, b = 11, and c = 14, use the Law of Cosines to solve the triangle for the value of C. Round answer to two decimal places. 
A) 48.65° B) 24.17° C) 60.33° D) 80.44° E) 107.18°