Simplify the radical. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Rationalize the denominator.
A. 
B. 
C. 
D. 
Mathematics
At the given point, find the slope of the curve, the line that is tangent to the curve, or the line that is normal to the curve, as requested.4x2y - ? cos y = 5?, slope at (1, ?)
A. - 
B. -2?
C. 0
D. ?
Mathematics
Solve the problem.Find the points on the curve 
that are closest to the origin.
A. (8, ±
)
B. (8, 
)
C. (2, 2
)
D. (2, ±2
)
Mathematics
Provide an appropriate response.Explain what is wrong with the following solution for the equation 
in the interval 
cos 2? = 
cos ? = 
? = 
or ? = 
-17.0px;" />
What will be an ideal response?
Mathematics