Evaluate the determinant of the matrix below to determine which of the following makes the equation true.
A. 
B. 
C. 
D. 
E. 
Answer: D
Mathematics
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Use logarithmic differentiation to find the derivative of y with respect to the independent variable.y = x7 sin x
A. 7 sin x ln x
B. 7 x7 sin x
C. 7 cos x ln x + 
D. x sin x
Mathematics
Rationalize the denominator and simplify.
A. 
B. 370
C. 
D. 9
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 
C. 
D. 
Mathematics
The graph of a function f is given. Determine whether f is continuous on its domain.
?
?
?
A. Continuous B. Discontinuous
Mathematics