Graph the ellipse. +   = 1

A.



B.



C.


D.




Answer: B

Mathematics

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Provide an appropriate response.Find the direction in which the function is increasing most rapidly at the point P0.f(x, y) = xy2 - yx2, P0(-1, 1)

A.  i +  j
B.  i +  j
C.  i -  j
D.  i -  j

Mathematics

Solve the problem.The time T necessary to make an enlargement of a photo negative varies directly as the area A of the enlargement. If 126 seconds are required to make a 3-by-7 enlargement, find the time required for a  enlargement.

A. 280 sec B. 200 sec C. 320 sec D. 240 sec

Mathematics

Find the function value, provided it exists.h(t) = ; find h(-3)

A.
B. - 
C.
D. - 

Mathematics

An expression that occurs in calculus is given. Reduce the expression to lowest terms.

A.
B.
C.
D.

Mathematics