Find the curvature of the space curve.r(t) = (10 t sin t + 10 cos t)i + 10j + (10t cos t - 10 sin t)k
A. ? = 10t
B. ? = - 
C. ? = 
D. ? = 
Answer: D
Mathematics
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Divide the polynomial by the monomial.
A. 12y6 - 20y3 B. 3y8 - 5y5 C. 3y6 - 5y3 D. 3y7 - 5y4
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Provide an appropriate response.Using the law of sines, find b if a = 40, A = 55° and B = 72° in triangle ABC. Round to four significant digits.
A. 34.45 B. 39.00 C. 46.44 D. 133.6
Mathematics
Solve the problem.A new firm loses $3600 in its first month, but its profit increases by $700 in each succeeding month. What is its profit in the 8th month?
A. $1300 B. $8500 C. $2000 D. $9200
Mathematics
Solve the problem.Find an equation of the line containing the centers of the two circles x2 + y2 + 2x - 12y + 36 = 0
and x2 + y2 + 12x + 2y + 33 = 0
A. 5x + 7y + 37 = 0 B. 7x + 5y + 37 = 0 C. 7x - 5y + 37 = 0 D. -7x - 5y + 37 = 0
Mathematics