Simplify.-2(x-5y-1)-4
A. 
B. 
C. (-2)4x20y4
D. -2x20y4
Answer: D
Mathematics
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Find the curvature of the space curve.r(t) = 4(1 + t)3/2i +4(1 - t)3/2j + 3tk
A. ? = 
B. ? = 
C. ? = 
D. ? = 
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For the measured quantity, state the set of numbers that is most appropriate to describe it. Choose from the natural numbers, integers, or rational numbers.The average speeds of race cars for one lap at Wilmot Speedway
A. Integers B. Rational numbers C. Natural numbers
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Find the slope of the line containing the given points. Simplify if possible.(3, 0) and (0, 7)
A. - 
B. - 
C. 
D. 
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Perform the operations indicated.(10z + 2) - (-z - 1)
A. 9z + 1 B. 11z + 1 C. 11z + 3 D. 10z + 1
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