Write the system of equations associated with the augmented matrix. Do not solve.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Use a calculator to find the function value to four decimal places.cos 
A. -0.9239 B. -0.7203 C. 0.9705 D. 0.3827
Mathematics
Match the system of inequalities with the appropriate graph.2x + y ? 4 x - 1 ? 0
A. 
B. 
C. 
D. 
Mathematics
Factor the four-term polynomial by grouping.10x2 + 12xy - 15xy - 18y2
A. (10x - 3y)(x + 6y) B. (2x - 3y)(5x + 6y) C. (2x - 3)(5x + 6) D. (2x + 3y)(5x + 6y)
Mathematics
Find the limit algebraically.
A. -16 B. 0 C. 16 D. does not exist
Mathematics