Solve the problem.A bridge is built in the shape of a parabolic arch. The bridge arch has a span of 190 feet and a maximum height of 40 feet. Find the height of the arch at 15 feet from its center.

A. 39 ft
B. 4 ft
C. 13.4 ft
D. 0.2 ft


Answer: A

Mathematics

You might also like to view...

Use the distributive property to write the expression without parentheses. Then simplify, if necessary.7(5x + 6) - 4

A. 35x + 14 B. 35x + 2 C. 35x + 38 D. 12x + 9

Mathematics

Solve the problem. Use a calculator with an LN or a LOG key.The height in meters of girls of a certain tribe is approximated by  where t is the girl's age in years and  Estimate the height (to the nearest hundredth of a meter) of a girl of the tribe 4 years of age.

A. 1.12 m B. 0.52 m C. 0.77 m D. 0.96 m

Mathematics

Represent the circuit with a logical form.

A. (p ? q) ? r B. p ? (q ? r) C. p ? q ? r D. p ? (q ? r)

Mathematics

Use implicit differentiation to find the specified derivative at the given point.Find  at the point (1, 0) for cos xy + yex = 0.

A. 1
B.
C. e
D. 0

Mathematics