Modeling with Conic Sections and Polar Equations — Test
Question 10 • Precalculus
The cable for a certain suspension bridge is modeled by a parabola with vertex open paren 0 comma 0 close paren 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 is equal to 1 over 750 x squared
B
y is equal to 1 over 25 x squared
C
y is equal to the fraction with numerator 1 and denominator 3 comma 000 x squared