11
QuizMultiple Choice

Unit Test — Unit test

Question 11 • MA-Precalculus

The cable for a certain suspension bridge is modeled by a parabola with vertex (0, 0) at the center of the bridge. At a point that is 150 ft from the center of the bridge, the height of the cable is 30 ft. Which equation represents the height of the cable at a distance x feet from the center?

Answer
A
y = StartFraction 1 Over 3,000 EndFraction x squared
Option A
B
y = StartFraction 1 Over 750 EndFraction x squared
Option B
C
y = StartFraction 1 Over 25 EndFraction x squared
Option C
D
y = StartFraction 1 Over 6 EndFraction x squared
Option D
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