For the given equation, determine the values of a, b, and c, the direction in which the parabola opens, and the y-intercept.y = -7x2
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Provide an appropriate response.What is the equation of the line that is tangent to the circle of radius 8 at (0, -8) and whose center is at the origin?
A. x = -8 B. y = -8 C. y = x - 8 D. y = x + 8
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Rewrite the following number using digits.Two thousand, twelve
A. 2120 B. 20,012 C. 2012 D. 212,000
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Name the highlighted angle using the three-letter form of identification.
A. ?M B. ?LMF or ?FML C. ?BMI or ?IMB D. ?BML or ?LMB
Mathematics
Use Stoke’s theorem to evaluate  FIGURE.png)
, F(x,y,z) = 6yx²i + 2x³j + 6xyk,
C is the curve of intersection of the hyperbolic paraboloid z = y² - x² and the cylinder x² + y² = 25 oriented counterclockwise as viewed from above.
Mathematics