Multiply and simplify.
? 
A. 
B. 
C. 
D. 120xy
Answer: A
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Evaluate the integral.
dx
A. 20 e
+ C
B. 8
e
+ C
C. 
e
+ C
D. 40 e
+ C
For the given Hindu-Arabic numeral, write an equivalent numeral in the indicated system.72,302; Mayan
A. 
B. 
C. 
D. 
Find the amount of taxable income and the tax owed. The letter following the name indicates the marital status, and all married people are filing jointly. Use $3700 for each personal exemption; a standard deduction of $5800 for single people, $11,600 for married people filing jointly, $5800 for married people filing separately, and $8500 for head of a household; and the following tax rate schedule. 
A. $56,317; $8846.75 B. $51,722; $7698.00 C. $59,122; $9548.00 D. $48,917; $6996.75
Solve the equation.x2 + 5x - 84 = 0
A. 12, -7 B. -12, 7 C. 12, 7 D. -12, 1