Find the component form of the vector v.

A. ? 
B. ? 
C. ? 
D. ? 


Answer: A

Mathematics

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Find the area of the region specified in polar coordinates.the region enclosed by the curve r = 7 cos ?

A. ?
B. ?
C. ?
D. 49?

Mathematics

Evaluate the integral using the given substitution. dx , u = x5 - 1

A. x20 - 1 + C
B. (x5 - 1)4 + C
C. (x5 - 1)4 + C
D. (x5 - 1)2 + C

Mathematics

Write the equation of the graph in its final position.The graph of y = ln(x) is translated 7 units to the right and then 5 units upward.

A. y = ln(x + 5) + 7 B. y = ln(x - 7) + 5 C. y = ln(x + 7) + 5 D. y = ln(x - 5) + 7

Mathematics

Solve the problem.The Blood Alcohol Concentration (BAC) of a person who has been drinking is given by the expression number of oz × % alcohol × 0.075 ÷ body weight in lb - hr of drinking × 0.015. Find the BAC to the nearest thousandth for a 255-lb man who, in 4 hr, has drunk ten 12-oz beers, each having a 3.4% alcohol content

A. 0.120 B. 0.055 C. 0.060 D. 0.105

Mathematics