Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer.
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Find the Cartesian coordinates of the given point.(
, ?/6)
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A class consisting of 160 students is given an exam. The first quartile for the scores on the exam is 42. This means that
A. 80 students scored 42 or higher. B. 40 students scored 42 or higher. C. 120 students scored 42 or higher. D. 25 students scored 42 or higher. E. none of these
Mathematics
Make a scatterplot by plotting the four points.
What will be an ideal response?
Mathematics
Solve the given equation by completing the square.2x2 + 6x = - 3
A. 
B. 
C. 
D. 
Mathematics