Find the focus of the parabola y 6z 4 O A 30 B 150 Solution

Find the focus of the parabola y\' - -6z. 4 O (A) -3,0) (B) (-15,0)

Solution

if the parabola equation is of the form y2=4ax, the coordinate of focus is (a,0)

In the give question, y2=-6x

Or, 4a=-6

a=-6/4=-1.5

Therefore,focus will be at (-1.5,0)

The correct option is (B)

 Find the focus of the parabola y\' - -6z. 4 O (A) -3,0) (B) (-15,0) Solutionif the parabola equation is of the form y2=4ax, the coordinate of focus is (a,0) In

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