Use the graph to determine the equation of the ellipse.

A.  +  = 1
B. 5x2 + 8y2 = 1
C.  +  = 1
D. 25x2 + 64y2 = 1

Answer: C

Mathematics

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C. -  
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Fill in the blank(s) with the appropriate word(s).

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Use the fundamental identities to simplify the expression. + sec ? cos ?

A. sec2? B. csc2? C. tan2? D. 1

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A. Identity; {all real numbers} B. Contradiction; ? C. Conditional; {6} D. Conditional; {-10}

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