Write the system of equations associated with the augmented matrix. Do not solve.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Change the Cartesian integral to an equivalent polar integral, and then evaluate.
A. 49? B. 98? C. 7? D. 196?
Mathematics
Find the absolute extreme values of the function on the interval.f(?) = sin 
, 0 ? ? ? 
A. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?
B. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?,
C. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?,
D. absolute maximum is 1 at ? = 0; absolute minimum is -1 at ? = ?
Mathematics
Find the indicated intersection or union.{1, 5, 8, 9} ? {2, 4, 7}
A. {1, 5, 8, 9} B. {2, 4, 7} C. {1, 2, 4, 5, 7, 8, 9} D. ?
Mathematics
Answer the question or solve the problem.True or False? If x < 4 then -2x < -8.
A. True B. False
Mathematics