Solve. Round results to the nearest thousandth.4x2 = 8 - 14x
A. 0.500, -4.000
B. -0.719, -2.781
C. 4.000, -0.500
D. 2.781, 0.719
Answer: A
Mathematics
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True or false?If you score 60% on the midterm math exam and 70% on the final exam, your overall score will be greater than 65%. Assume that the final counts for 60% of the grade and that the midterm counts for 40% of the grade.
A. True B. False
Mathematics
Transform the equation by rotating the axes through the given angle. Identify the curve.2x2 - xy + 2y2 = 7; ? = 45°
A. 
+ 
= 1; ellipse
B. x'2 - 3y'2 = 7; hyperbola
C. 
+ 
= 1; ellipse
D. 
+ 
= 1; ellipse
Mathematics
Solve the equation.2x2 - 3= 64
A. {6}
B. {3, -3}
C. {3}
D. {
, - 
}
Mathematics
Perform the indicated operation and simplify if possible.
÷ 
A. 
B. 
C. 
D. 
Mathematics