Find the angle between u and v in radians.u = -8j and v = 8i - 8k
A. 1.57
B. 1.66
C. 0.09
D. 0.00
Answer: D
Mathematics
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Identify the graph of the equation as a parabola, circle, ellipse, or hyperbola.5y = 5(x + 9)2
A. Ellipse B. Hyperbola C. Circle D. Parabola
Mathematics
Solve. A particular vitamin comes in 950 milligram tablets. Convert this to ounces. Round answer to the nearest thousandth, if necessary.
A. 0.038 oz B. 33.535 oz C. 9500 oz D. 0.38 oz
Mathematics
Simplify.
A. 
B. 
C. 
D. 
Mathematics
Simplify. Do not leave negative exponents in your answer.r-2
A. 
B. r1/2
C. -r2
D. - 
Mathematics