Factor the binomial completely. If it is prime, say so.x4 - 81
A. (x + 3)2(x - 3)2
B. (x2 + 9)(x + 3)(x - 3)
C. (x2 - 9)(x + 3)(x - 3)
D. Prime
Answer: B
Mathematics
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Find the unknowns on the right side of the partial fraction decomposition.
= 
+ 
A. A = 
, B = - 
, C = 0
B. A = - 
, B = 
, C = 0
C. A = - 
, B = 
, C = 0
D. A = 
, B = - 
, C = 0
Mathematics
Translate the phrase into an arithmetic expression and calculate by hand.31 less than 51
A. 51 - 31 = 30 B. 51 - 31 = 15 C. 51 - 31 = 40 D. 51 - 31 = 20
Mathematics
Find the compound amount for the deposit. Round to the nearest cent.$2580 at 6% compounded semiannually for 12 years
A. $3678.46 B. $4437.60 C. $5244.61 D. $5191.47
Mathematics
Solve by using the addition property of equality.x - 5 = -8
A. {-3} B. {3} C. {13} D. {-13}
Mathematics