Simplify the expression. Use positive exponents. Assume variables represent nonzero real numbers.
3 ? 
4
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Use Cramer's rule to solve the linear system. If D = 0, use another method to determine the solution set.9x + 3 = 6y5x + 3y = 11
A. {(1, 2)} B. {(1, 3)} C. {(0, 3)} D. Cramer's rule does not apply since D = 0; ?
Mathematics
Use the given information to find the equation of the circle.Center: (4, 0); passes through the point (4, 3)
A. x2 + (y - 4)2 = 9 B. (x + 4)2 + y2 = 9 C. (x - 4)2 + y2 = 3 D. (x - 4)2 + y2 = 9
Mathematics
Graph the parabola.x = -3y2 + 9y + 5
A. 
B. 
C. 
D. 
Mathematics
Find the domain of the function.h(x) = 
A. (-?, 6) ? (6, ?) B. (-?, ?) C. [-6, ?) D. (-?, -6) ? (-6, ?)
Mathematics