Find the reciprocal.

A.
B. 13
C.
D.


Answer: D

Mathematics

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Solve.The general expression for the slope of a given curve is (ln x)2/x. If the curve passes through  find its equation.

A. 2ln x + 7
B. 3ln x + 7
C. (ln x)2 + 7
D. (ln x)3 + 7

Mathematics

Solve the problem.A boxer takes 3 drinks of water between each round for the first four rounds of a championship fight. After the fourth round he starts to take his three drinks plus one additional drink between each of the remaining rounds. If he continues to increase his drinks by 1 after each round, how many drinks will he take between the 14th and 15th round?

A. 10 drinks B. 12 drinks C. 14 drinks D. 16 drinks

Mathematics

Identify the equation without completing the square.4x2 - 2x + y + 4 = 0

A. ellipse B. hyperbola C. parabola D. not a conic

Mathematics

Find the exact value.Given that sin ? = -  with ? in quadrant IV, find sin 2?.

A.
B. - 
C.
D. - 

Mathematics