Find the absolute maximum and minimum values of the function on the given curve.Function:    curve:        (Use the parametric equations    

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A. Absolute maximum:   at    absolute minimum: 0 at    and  
B. Absolute maximum:   at    absolute minimum: 0 at    and  
C. Absolute maximum:   at    absolute minimum: 0 at    and  
D. Absolute maximum:   at    absolute minimum: 0 at    and  

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Answer: C

Mathematics

Solve the problem.Bengisu was pregnant 273 days and 264 days for her first two pregnancies. In order for Bengisu's average pregnancy to equal a national average of 267 days, how long must her third pregnancy last?

A. 268 days B. 242 days C. 264 days D. 269 days

Rationalize the denominator. Assume that all variables represent positive real numbers.

A. 3 
B.  
C. 7
D.  

Solve the problem.How many different 7-letter codes are there if only the letters A, B, C, D, E, F, G, H, and I can be used and no letter can be used more than once?

A. 7 B. 4,782,969 C. 36 D. 181,440

Add or subtract as indicated. Write the answer in simplest form.-  - 

A. - 
B. - 
C. - 
D. -