Find the inverse, if it exists, for the matrix.
A. 
B. 
C. 
D. The inverse does not exist.
Answer: A
Mathematics
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Find the area of the triangle.
A. A = 112.5 ft2 B. A = 270 ft2 C. A = 135 ft2 D. A = 67.5 ft2
Mathematics
Solve the equation.4(3x - 1) = 16
A. 
B. 
C. 
D. 
Mathematics
Convert as indicated. If necessary, round to two decimal places.87 kilometers to miles
A. 220.98 mi B. 53.94 mi C. 26.1 mi D. 140.07 mi
Mathematics
The given pattern continues. Write down the nth term of the sequence {an} suggested by the pattern.
, 
, 
, 
, ...
A. an = 
B. n(n + 2)
C. an = 
D. an = 
Mathematics