Solve the equation by changing it to exponential form.log4x = 2
A. x = 4?2
B. x = 24
C. x = 
D. x = 42
Answer: D
Mathematics
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True or false?It is possible for one person's weight to be 161% less than another person's weight.
A. True B. False
Mathematics
Solve the problem.The line segment joining the points (0, 2) and (8, 4) is revolved about the x-axis to generate a frustum of a cone. Find the surface area of the frustum using the parametrization x = 4t, y = t + 2, 0 ? t ? 2.
A. 12?
B. 12
C. 12?
D. 6?
Mathematics
Find the absolute value of the complex number.z = 3 + 10i
A. 13
B. 109
C. 
D. 
Mathematics
Use Cramer's rule to solve the linear system.
A. x = 5, y = 7 B. x = -5, y = 7 C. x = -7, y = -5 D. x = 7, y = 5
Mathematics