Solve the equation.n - 15 = 17

A. -2
B. 2 
C. 32 
D. -32 


Answer: C

Mathematics

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Find the required quantity given the wire that lies along the curve r and has density ?.Moment of inertia Ix about the x-axis, where r(t) = t3/2i + (8t cos t)j + (8t sin t)k,  

A. Ix = 16 B. Ix = 24 C. Ix = 32 D. Ix = 0

Mathematics

Suppose the triangles shown are similar with angle A = angle D, angle B = angle E, and angle C = angle F. Answer the question.What is the length of side DF?

A. 22 B. 54 C. 40 D. 86

Mathematics

Evaluate the expression without using a calculator.25-3/2

A. - 
B.
C. 125
D. -125

Mathematics

An arithmetic sequence is given. Find the common difference and write out the first four terms.{6 - 3n}

A. d = -3; 3, 2 , -1 , -4 B. d = -3; 3, 0, -3, -6 C. d = -3; -3, -6, -9, -12 D. d = 3; 3, 6 , 9 , 12

Mathematics