Graph the ellipse. +  = 1

A.

B.

C.

D.


Answer: C

Mathematics

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Factor.x12 - x11 + x10 + x9

A. x9(5x3 - 4x2 + 5x + 1)
B. x9(x3 - 3x2 + 4x + 1)
C. x10(5x3 + 4x2 - 5x - 1)
D. x10(5x4 - 4x3 + 5x2 + x)

Mathematics

Solve.x -  = - 

A.
B. - 
C. - 
D.

Mathematics

Divide and express the result in standard form.

A.  - i
B. -  + i
C.  - i
D. -  - i

Mathematics

Solve the problem.The height s of a ball (in feet) thrown with an initial velocity of 60 feet per second from an initial height of 4 feet is given as a function of time t (in seconds) by  What is the maximum height? Round to the nearest hundredth, if necessary. 

A. 56.5 ft B. -37.25 ft C. 60.25 ft D. 69.63 ft

Mathematics