Find the distance between points P and Q.P(1, 1, -3) and Q(-3, 2, 2)
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Translate the expression into a word phrase.x + 1
A. The product of x and one B. One more than x C. One less than x D. x divided by one
Mathematics
A new computer circuit was tested and the times (in nanoseconds) required to carry out different subroutines were recorded. Find r. Round your answer to four decimal places. Difficulty12234555Time912121014182019?
A. 0.3051 B. 0.2777 C. 0.9131 D. 0.9601 E. 0.7479
Mathematics
Evaluate the expression, given x = -2, y = 3, and a = -4.
A. -1 B. 4 C. -20 D. 20
Mathematics
Find the value of the indicated trigonometric function of the angle ? in the figure. Rationalize the denominator where necessary.
Find sin ?.
A. 
B. 
C. 
D. 
Mathematics