Write the equation of the parabola for conic sections given vertex and focus (mistake)

Write the equation of the parabola for conic sections given vertex and focus (mistake)

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains how to write the equation of a parabola given its vertex and focus. It begins by identifying whether the axis of symmetry is horizontal or vertical based on the vertex and focus positions. The tutorial then formulates the parabola equation using these points and calculates the value of P, the distance from the vertex to the focus. Finally, it demonstrates how to convert the equation into standard form.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in writing the equation of a parabola when given the vertex and focus?

Find the midpoint of the vertex and focus

Determine the direction of the parabola

Calculate the distance between vertex and focus

Identify the axis of symmetry

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which formula is used to write the equation of a parabola with a horizontal axis of symmetry?

x - h^2 = 4p(y - k)

y^2 = 4p(x - h)

y - k^2 = 4p(x - h)

x^2 = 4p(y - k)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you determine the value of 'p' in the parabola equation?

By calculating the distance from the vertex to the focus

By finding the midpoint between the vertex and focus

By measuring the width of the parabola

By using the coordinates of the vertex

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the significance of the value 'p' in the parabola equation?

It determines the width of the parabola

It indicates the direction of the parabola

It represents the distance from the vertex to the focus

It is used to calculate the vertex

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the final step in converting the parabola equation to standard form?

Multiply out the terms

Add the vertex coordinates

Divide by the coefficient of x

Subtract the focus coordinates