Cross-sectional Area The cross-sectional area of a beam cutfrom a log with radius 1 foot is given by the functionA1x2 = 4x21 - x2, where x represents the length, in feet,of half the base of the beam. See the figure. Determine thecross-sectional area of the beam if the length of half the baseof the beam is as follows:(a) One-third of a foot(b) One-half of a foot(c) Two-thirds of a foot
Cross-sectional Area The cross-sectional area of a beam cutfrom a log with radius 1 foot is given by the functionA1x2 = 4x21 - x2, where x represents the length, in feet,of half the base of the beam. See the figure. Determine thecross-sectional area of the beam if the length of half the baseof the beam is as follows:(a) One-third of a foot(b) One-half of a foot(c) Two-thirds of a foot
Trigonometry (MindTap Course List)
10th Edition
ISBN:9781337278461
Author:Ron Larson
Publisher:Ron Larson
Chapter5: Exponential And Logarithmic Functions
Section5.5: Exponential And Logarithmic Models
Problem 31E
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Cross-sectional Area The cross-sectional area of a beam cut
from a log with radius 1 foot is given by the function
A1x2 = 4x21 - x2, where x represents the length, in feet,
of half the base of the beam. See the figure. Determine the
cross-sectional area of the beam if the length of half the base
of the beam is as follows:
(a) One-third of a foot
(b) One-half of a foot
(c) Two-thirds of a foot
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