If sec(x)=11/2 (in Quadrant-I), find, cos(2x)=
Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter1: The Six Trigonometric Functions
Section1.3: Definition I: Trigonometric Functions
Problem 41PS: As increases from 0 to 90, the value of tan tends toward ___________.
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Rate of Change
The relation between two quantities which displays how much greater one quantity is than another is called ratio.
Slope
The change in the vertical distances is known as the rise and the change in the horizontal distances is known as the run. So, the rise divided by run is nothing but a slope value. It is calculated with simple algebraic equations as:
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If sec(x)=11/2 (in Quadrant-I),
find, cos(2x)=
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