Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Express the given quantity in terms of sin x or cos x.sin (2? - x)
A. sin x B. cos x - sin x C. sin (-x) D. -sin x
Mathematics
Express the rational number as a terminating or repeating decimal number.
A. 0.
B. 0.
C. 0.
D. 0.7
Mathematics
Solve.The area of a rectangle must be at least 119 square feet. If the length is 7 feet, find the minimum for the rectangle's width.
A. 52
ft
B. 17 ft
C. 18 ft
D. 
ft
Mathematics
Evaluate.-
2
A. - 
B. - 
C. - 
D. -
Mathematics