The expression sin(arccos )
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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The expression sin(arccos )
A
V25–x2
5
The arccos() = 0. Using
trigonometric ratios, the side adjacent
to 0 is x and the hypotenuse is 5. Next,
using the Pythagorean theorem, the
opposite side is v25 – x².
The ratio for sine is
opposite/hypotenuse which then gives
V25-x2
5
V25-2?
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