Use the distance formula to find the distance between the points.(3, -1), (6, -7)

A. 27
B. 27 
C. 9 
D. 3


Answer: D

Mathematics

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Match the surface show below to the graph of its level curves.

A.

B.

C.

D.

Mathematics

The graph of a trigonometric function of the form y = A sin (Bx) or y = A cos (Bx) for B > 0 is given. Determine the equation of the function represented by the graph.

A. y = 3 cos 2x
B. y = 2 cos x
C. y = 2 cos 3x
D. y = 3 cos x

Mathematics

Factor completely. If unfactorable, indicate that the polynomial is prime.49x4 + y6

A. (7x2 + y3)(7x2 - y3) B. (7x2 + y3)2 C. prime D. (7x2 - y3)2

Mathematics

Find an equation of the inverse of the relation.y = 8x2 - 7x

A. y = -8x2 + 7x B. x = 8y2 - 7y C. x = -7y2 + 8y D. y = -7x2 + 8x

Mathematics