Solve the equation. Express radicals in simplest form.
d2 - d + 
= 0
A. 
B. 
C. ?
D. 
Answer: D
Mathematics
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Use an equation to solve the problem.Sales tax on a $14 compact disc is $0.84. At what rate is sales tax computed?
A. 2% B. 6% C. 8% D. 5% E. 3%
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Find the present value of the annuity. Round to the nearest cent.
Payments of $60,000 made semiannually for 12 years at 5% compounded semiannually
A. $531,795.00 B. $1,134,835.80 C. $1,073,099.40 D. $1,039,926.60
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Match the function f with its graph.f(x) = log1/3(x + 1)
A. 
B. 
C. 
D. 
Mathematics
Completely factor the polynomial or state that the polynomial is prime.x4 + 4x2 - 21
A. (x2 + 3)(x2 + 7) B. prime C. (x2 + 3)(x2 + 1) D. (x2 - 3)(x2 + 7)
Mathematics