Write the expression in expanded form.ln[x(x - 1)]
A. 2 ln x - ln 1x
B. 
C. ln[x + (x - 1)]
D. ln x + ln(x - 1)
Answer: D
Mathematics
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Perform the indicated operation.Express 
as a power of 8.
A. 83 B. 84 C. 8-4 D. 8-3
Mathematics
Use a graphical method to solve the system. Give x- and y-coordinates correct to the nearest hundredth.y = 
x2 + y2 = 5.7
A. x = -1.50, y = 1.86; x = 1.84, y = 1.52 B. x = -1.84, y = 1.52; x = 1.50, y = 1.86 C. x = -1.84, y = -1.52; x = 1.50, y = -1.86 D. x = -1.50, y = -1.86; x = 1.84, y = -1.52
Mathematics
Solve the problem.Evaluate 
at (u, v) = (2, 3) for the function w(x, y) = xy2 - ln x; x = eu+v, y = uv.
A. 48e5 - 1 B. 60e5 - 1 C. -1 D. 108e5 - 1
Mathematics
Simplify the rational expression.
A. 
B. 
C. 
D. 5x
Mathematics