Write out the sum.
A. 
+ 
+ 
+ ... + 
n
B. 0 + 1 + 2 + 3 + ... + n
C. 1 + 
+ 
+ ... + 
n
D. 0 + 
+ 
+ ... + 
n
Answer: C
Mathematics
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Simplify the rational expression.
A. x - 5
B. 
C. 
D. x + 5
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Divide.
A. 1 B. 5 C. Undefined D. 0
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Find the phase shift of the function.y = 5 sin 
A. 5? units up
B. 
units to the left
C. 4? units down
D. 
units to the right
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A woman buys a car for $45,000. If the interest rate on the loan is 12%, compounded monthly, and if she wants to make monthly payments of $800 for 3 years, how much must she have for a down payment? Round your answer to the nearest dollar. ?
A. $29,500 B. $27,103 C. $20,914 D. $19,132 E. $25,050
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