If the odds against an event are 2 to 5, what is the probability that the event will occur?

A.
B.
C.
D.
E. none of these


Answer: E

Mathematics

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Find the curvature of the curve r(t).r(t) = (2 + cos 3t - sin 3t)i + (7 + sin 3t + cos 3t)j + 10k

A. ? = 
B. ? = 
C. ? = 
D. ? = 

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Find the polar equation of the given rectangular equation.y2 = 16x

A. r2 = 16 csc ? cot ? B. r = 16 csc ? cot ? C. r = 16 sec ? tan ? D. r2 = 16 sec ? tan ?

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Evaluate the expression using the given values. - 9; n = -0.1

A. -8.84 B. -4.8 C. 9.16 D. -5.2

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Rewrite using numbers and an inequality symbol.Four is less than seven.

A. 4 > 7 B. 0 < 7 C. 4 < 7 D. 7 < 4

Mathematics