What is the focus of the parabola? y=14x2−x−1 enter your answer in the boxes.

Focus =

Step-by-step explanation:

The standard form is

,  ....[1]  where the focus is (h, k + p).

Given the equation of parabola:

Using the square completing method.

Divide all the term by 14 on right side we have;

Now, complete the square on the right side.

then;

⇒

⇒

then;

⇒

On comparing with [1] we have;

, and

⇒

⇒Focus =

Therefore, the focus of the parabola is,

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step-by-step explanation: