Which property of the real numbers is illustrated in this equality?
?
?
A. additive identity
B. multiplicative inverse
C. additive inverse
D. multiplicative identity
E. associative
Answer: B
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Solve the problem that involves probabilities with independent events.If you are dealt two cards successively (with replacement of the first) from a standard 52-card deck, find the probability of getting a face card on the first card and an ace on the second.
A. 
B. 
C. 
D. 
Find the particular solution to the given differential equation that satisfies the given conditions.D2y - 2 Dy - 15y = 0; Dy = 0 and y = 3 when x = 0
A. y = 
e-3x + 
e5x
B. y = 
e-3x - 
e5x
C. y = - 
e-3x - 
e5x
D. y = - 
e-3x + 
e5x
Factor completely.12x4 + 18x3
A. x3(12x + 18) B. 6x3(2x + 3) C. 6(2x4 + 3) D. 6x3(2x - 3)
Divide. Simplify, if possible.66 ÷ (-3)
A. -32
B. -22
C. - 
D. 22