Write the exponential equation as an equation involving a logarithm.9x = 81
A. log819 = x
B. logx81 = 9
C. log981 = x
D. log81x = 9
Answer: C
Mathematics
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Find the magnitude.Let u = and v =
. Find the magnitude (length) of the vector: 3u - v.
A.
B. 85
C. 73
D.
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Solve the problem.Let D be the smaller cap cut from a solid ball of radius 10 units by a plane 7 units from the center of the sphere. Set up the triple integral for the volume of D in rectangular coordinates.
A.
B.
C.
D.
Mathematics
Divide.
A. +
i
B. - +
i
C. - -
i
D. +
i
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For the functions f and g, find the requested value.Evaluate (2).
A. 2
B. 3
C. -
D. 0
Mathematics