Write the augmented matrix for the system.
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Find the acute angle, in radians, between the lines.4x - 6y = 8 and 8x - 2y = -3
A. 0.8329 radians B. 2.309 radians C. 0.7379 radians D. 0.7399 radians
Mathematics
Solve.Annica owes $734.48 on her charge card. She returns for credit items costing $23.44 and $36.43. She makes a purchase for $26.51 and additional purchases of $40.26, $197.02, and $127.82. She then makes a payment of $747.45. Find the amount she now owes.
A. $1030.45 B. $438.51 C. $318.77 D. $1150.19
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Use a graphing calculator to find the graph of the equation.y = x4 + x3 - 5x2 - 4x + 4
A. 
B. 
C. 
D. 
Mathematics
Write the equation without multiplication signs.u = 2 × m + 5 × n
A. u = 10mn B. u = 7 + m + n C. u = 2m + 5n D. u = 5m + 2n
Mathematics