Find the extreme values of the function subject to the given constraint.  

A. Maximum: 4 at    minimum: -4 at  
B. Maximum: 18 at    minimum: -18 at  
C. Maximum: 4 at    minimum: -4 at  
D. Maximum: 18 at    minimum: -18 at  


Answer: C

Mathematics

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Write, as indicated, the converse, inverse, or contrapositive for the statement.If the alarm beeps every thirty seconds, then you have to replace the battery. (converse)

A. If you have to replace the battery, then the alarm beeps every thirty seconds. B. If the alarm does not beep every thirty seconds, then you do not have to replace the battery. C. If you have to replace the battery, then the alarm does not beep every thirty seconds. D. If you do not have to replace the battery, then the alarm does not beep every thirty seconds.

Mathematics

Convert to a percent.

A. 4.25% B. 17.00% C. 42.5% D. 34.00%

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Graph the function.y = 3 cot x

A.

B.

C.

D.

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Graph the ellipse.16x2 + 9y2 = 144

A.

B.

C.

D.

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