Welcome :: Homework Help and Answers :: Mathskey.com

Recent Visits

  
Welcome to Mathskey.com Question & Answers Community. Ask any math/science homework question and receive answers from other members of the community.

13,435 questions

17,804 answers

1,438 comments

774,854 users

Change the equation of the parabola so that its graph matches the description.

0 votes
Change the equation of the parabola so that its graph matches the description.

(y - 3)^2 = 6(x + 1);  upper half of parabola
asked Jan 31, 2015 in TRIGONOMETRY by anonymous
reshown Jan 31, 2015 by goushi

1 Answer

0 votes

Step 1 :

The parabola equation is .

Solve for .

Take square root each side.

.

Add 3 to each side.

.

The upper half of the parabola is and the lower half of the parabola is .

Step 2 :

Graph the upper half of the parabola.

The upper half of the parabola is .

Make the table of values to find ordered pairs that satisfy the equation .

Choose values for x  and find the corresponding values for y .

x

image

image

0

1

2

image

3

4

5

 

answered Feb 2, 2015 by lilly Expert
edited Feb 2, 2015 by lilly

Contd......

Step 3 :

1. Draw a coordinate plane.

2. Plot the ordered pairs found in the table.

4. Connect those plotted points with a smooth curve.

The graph of upper half of the parabola is :

image

Solution :

The upper half of the parabola is .

The graph of upper half of the parabola is :

image

Related questions

...