Add. Do not use a number line except as a check.- 
+ 
A. - 1
B. - 
C. 1
D. 
Answer: A
Mathematics
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Graph the polar equation.r = - 1 + cos ?
A. 
B. 
C. 
D. 
Mathematics
Indicate whether the equation has no solution or is true for all real numbers. If neither is the case, solve for the variable.
- 14 = 
A. {x|x is a real number}
B. ?
C. {0}
D. 
Mathematics
Evaluate the function by using three terms of the appropriate Taylor series.
A. 2.0644 B. 2.1289 C. 2.0622 D. 1.0644
Mathematics
Solve the problem.You have $50,000 and wish to invest part at 10% and the rest at 6%. How much should be invested at each rate to produce the same return as if it all had been invested at 9%?
A. $37,500 at 6%, $12,500 at 10% B. $37,000 at 10%, $13,000 at 6% C. $37,000 at 6%, $13,000 at 10% D. $37,500 at 10%, $12,500 at 6%
Mathematics