Can the following be the lengths of the sides of a right triangle?21, 28, 36

A. Yes
B. No

Answer: B

Mathematics

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Express the limit as a definite integral.?xk; [-1, 1]

A.
B.
C.
D.

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Mathematics

Find an antiderivative of the given function.5 - 5

A. x3/2 - 5x
B. 5x3/2 - 5
C. 5x3/2 - 5x
D. x3/2 - 5

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Mathematics

Find a formula for the nth partial sum of the series and use it to find the series' sum if the series converges.5 -  +  -  + ... + (-1)n-1  + ...

A. ; 
B. ; 
C. ; 
D. ; 

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Mathematics

Use implicit differentiation to find the specified derivative at the given point.Find  at the point (1, -1) for -5xy2 - 7x2y + 4x = 0.

A.
B. 3
C. - 
D. - 

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Mathematics