Rationalize the denominator.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Determine the appropriate rotation formulas to use so that the new equation contains no xy-term.9x2 - 4xy + 5y2 - 8x + 8y = 0
A. x = 
x' - 
y' and y = 
x' + 
y'
B. x = -y' and y = x'
C. x = 
x' - 
y' and y = 
x' + 
y'
D. x = 
(x' - y') and y = 
(x' + y')
Mathematics
Determine a formula for the exponential function.The graph of an exponential function is given. Which of the following is the correct equation of the function?
A. y = 2.4x B. y = 1.8x C. y = 0.45x D. y = 0.31x
Mathematics
Multiply or divide as indicated.
? 
A. 
B. 
C. 
D. 
Mathematics
Multiply.
A. 
B. 
C. 
D. 14
Mathematics