Find an equation of a parabola satisfying the given conditions.Find the equation of the parabola with vertex at the origin and axis along the y-axis if the parabola passes through the point  

A. x2 = - y
B. y2 = - x
C. x2 = - y
D. x =  y2


Answer: C

Mathematics

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Evaluate.-  - 

A. -40 B. -6 C. 40 D. 6

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Provide an appropriate response.If the graphs of a system of two equations are a circle and a parabola, what are the possible numbers of solutions with real coordinates of this system?

Fill in the blank(s) with the appropriate word(s).

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Graph the function.y = -cot 

A.

B.

C.

D.

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Simplify the given expression.(y + 9) + 10y

A. y + 45
B. 5y - 45
C. 5y + 45
D. y - 45

Mathematics