Write the augmented matrix that represents the linear system.
A. 
B. 
C. 
D. 
Answer: C
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Solve.The product of 9 and a number is the same as 44 less twice that same number. Find the number.
A. -22 B. -4 C. 22 D. 4
Use a graphing utility to graph the function over the indicated interval and approximate any local maxima and local minima. If necessary, round answers to two decimal places.f(x) = x3 - 3x2 + 1; (-5, 5)
A. local minimum at (0, 1) local maximum at (2, -3) B. local minimum at (2, -3) C. local maximum at (0, 1) local minimum at (2, -3) D. none
Insert <, >, or = to make the statement true.-7.3 ____ -7.9
A. < B. = C. >
Perform the indicated operation or operations. If a quotient is a repeating decimal, write the answer with a bar over the repeating digit or digits.49.85 + 66.59 + 28.553
A. 144.993 B. 145.003 C. 145.093 D. 145.993