Solve the system by the substitution method.xy = 6x2 + y2 = 37
A. {(1, 6), (-1, -6), (1, -6), (-1, 6)}
B. {(-1, -6), (-6, -1), (-1, 6), (-6, 1)}
C. {(1, 6), (6, 1), (1, -6), (6, -1)}
D. {(1, 6), (-1, -6), (6, 1), (-6, -1)}
Answer: D
Mathematics
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Solve the equation.
= 
A. 0.06 B. 4.5 C. 9 D. 18
Mathematics
Add or subtract as indicated. Write the answer in simplest form.
+ 
+ 
A. 
B. 
C. 
D. 
Mathematics
Use a calculator to approximate the square root. Round to three decimal places.
A. 1.000 B. 0.1 C. 0.010 D. 0.001
Mathematics
Graph the parabola and label the vertex. Find the x-intercept.x = -3(y + 6)2 - 2
A. vertex (2, -6), x-intercept (-110, 0)
B. vertex (-2, -6), x-intercept (-106, 0)
C. vertex (-2, -6), x-intercept (106, 0)
D. vertex (2, -6), x-intercept (110, 0)
Mathematics