Use the Negative Exponent Rules to simplify. Write the answer with positive exponents. All variables are nonzero.8x-4
A. -8x
B. 
C. -32x
D. 
Answer: D
Mathematics
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Graph the parabola or ellipse. Include the directrix that corresponds to the focus at the origin.r = 
A. 
B. 
C. 
D. 
Mathematics
Find the arc length of the sector s of a circle. Round to hudredths.r = 9.16 cm, ? = 3.70 radians, find s
A. 34.7 cm B. 33.9 cm C. 34.3 cm D. 33.5 cm
Mathematics
N is Poisson (2.9
Find E ( X ), Var ( X ), and SD( X ) for the given random variable
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Provide an appropriate response.What polynomial, when divided by 5a3x7, yields -6a5x8 - 11x6 - 8a as a quotient?
A. -30a8x15 - 55a3x13 - 8a B. -30a8x15 - 11x6 - 8a C. -30a8x15 - 55a3x13 - 40a4x7 D. -30a5x8 - 55x6 - 40a
Mathematics