Step-by-step Answer
PAGE: 441SET: ExercisesPROBLEM: 74
Please look in your text book for this problem Statement

The equation is .

Standard form of the vertical parabola is .

where vertex is .

Focus is .

Axis of symmetry .

Directrix .

The parabola equation .

Write the equation in the standard form.

The equation is in the form of .

Because the term is squared and  ,the graph opens up.

Use the standard form to determine the characteristics of the parabola.


Vertex : .

Focus :.


Axis of symmetry : .

Graph the vertex, focus, axis of symmetry and directrix.



Graph :

Graph of  .

Vertex : .

Focus :.


Axis of symmetry : .

Graph :


"I want to tell you that our students did well on the math exam and showed a marked improvement that, in my estimation, reflected the professional development the faculty received from you. THANK YOU!!!"

June Barnett

"Your site is amazing! It helped me get through Algebra."


"My daughter uses it to supplement her Algebra 1 school work. She finds it very helpful."

Dan Pease

Simply chose a support option

My status

JOIN US ON:     
mathskey.com is not affiliated with any Publisher, Book cover, Title, Author names appear for reference only