Use Cramer's rule to solve the system of linear equations.2x - 3y = 19x + 7y = 66
A. (-5, 3)
B. (-5, -3)
C. (5, 3)
D. (5, -3)
Answer: C
Mathematics
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Express as a product of prime factors.700
A. 24 ? 7 B. 22 ? 52 ? 7 C. 54 ? 7 D. 23 ? 52 ? 7
Mathematics
Use the graph of a quadratic function to find the solution set of the equation or inequality. For a solution set that involves an interval, use interval notation.-x2 + 8x - 16 > 0
A. (-?, 4) ? (4, ?) B. x = 4 C. ? D. (-?, ?)
Mathematics
Solve by completing the square.25b2 - 70b + 48 = 0
A. - 
, - 
B. 
, 
C. 
, 
D. 
, 
Mathematics
Multiply.
A. 2,331,252 B. 2,341,252 C. 2,331,352 D. 2,330,252
Mathematics