Set up the general equation from the given statement.The capacitance C varies directly as the charge Q and inversely as the potential difference V.
A. C = 
B. C = 
C. C = kQV
D. C = 
Answer: B
Mathematics
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Express in simplified form. Assume that all variables represent positive real numbers.
A. 4
B. 256a
C. 4a2
D. 4a
Mathematics
Find a general expression for the slope of a tangent line to the indicated curve.y = 5x4 - 6x3 - 9
A. 20x3 - 18x2 B. 20x4 - 18x3 - 9 C. 4x3 - 6x2 D. 20x3 - 18x2 - 9
Mathematics
Use the four-step procedure to solve the variation problem.x varies inversely as v. x = 24 when v = 5. Find x when v = 20.
A. x = 4 B. x = 25 C. x = 30 D. x = 6
Mathematics
Factor.3x2y4 + 6x2y3
A. y + 2 B. 3x2y3(y + 2) C. 3x3y2(y + 2) D. x2y3(3y + 2)
Mathematics