Find the length of the line segment. Assume that the endpoints of the segment have integer coordinates.
A. 4
B. 2
C. 4
D. 2
Answer: A
Mathematics
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Factor out the greatest common factor.11m2 - 20r3
A. no common factor (except 1) B. m2(11 - 20m) C. 3(3m2 - 6r3) D. 2(5m2 + 10r3)
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Evaluate the spherical coordinate integral.
A. 
B. 10
C. 10?
D. 
?
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Rewrite the quadratic equation in the form ax2 + bx + c = 0, then identify a, b, and c. 2x2 + 11 = 0
A. a = 2, b = 0, c = -11 B. a = 0, b = 2, c = 11 C. a = 2, b = 0, c = 11 D. a = 2, b = 11, c = 0
Mathematics
Estimate by using front-end rounding. 
A. 140 B. 20 C. 14 D. 10
Mathematics