1. What is the equation of the axis of symmetry for the parabola with the equation y = - 2 ( x − 3 ) ( x + 7 ).  Use your x-intercepts to help you determine it accurately. Select one: a. x = 2 b. x = 7 c. x = - 3 d. x = - 2   2. To solve the equation 2x 2 − 10x = 12 by completing the square one must add which of the following to both sides of the equation. Select one: a. - 5 b. 25 / 4 c. 5 / 2 d. 25

Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
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Chapter6: Topics In Analytic Geometry
Section6.5: Rotation Of Conics
Problem 4ECP
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1. What is the equation of the axis of symmetry for the parabola with the equation y = - 2 ( x − 3 ) ( x + 7 ).  Use your x-intercepts to help you determine it accurately.

Select one:

a. x = 2
b. x = 7
c. x = - 3
d. x = - 2
 
2. To solve the equation 2x 2 − 10x = 12 by completing the square one must add which of the following to both sides of the equation.
Select one:
a. - 5
b. 25 / 4
c. 5 / 2
d. 25
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