Decide whether the graph of the equation opens up, down, to the left, or to the right; and whether it is wider, narrower, or the same shape as the graph of  (or ).x = y2 + 10y - 4

A. To the right; wider
B. To the right; narrower
C. To the left; narrower
D. To the left; wider


Answer: A

Mathematics

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Find the measure of the missing angle(s).

A. 23 B. 46° C. 67° D. 113°

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Factor the expression completely, if possible.25s2 + 144t4

A. (5s + 12t2)2 B. (5s + 12t2)(5s - 12t2) C. (5s - 12t2)2 D. Does not factor

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Solve the equation for ? if . Do not use a calculator. ?  2cos ? + 1 = 0 ? 

A. 60°; 120° B. 45°; 315° C. 120°; 240° D. 60°; 300° E. 45°; 45°

Mathematics

Sketch the graph of the given function.y = ()x

A.


B.

C.

D.


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