Q7/write a program to check the trigonometry cos2x = 2 cos 2 x – 1.
C++ Programming: From Problem Analysis to Program Design
8th Edition
ISBN:9781337102087
Author:D. S. Malik
Publisher:D. S. Malik
Chapter5: Control Structures Ii (repetition)
Section: Chapter Questions
Problem 30PE
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Transcribed Image Text:Q7/write :
a program to check the trigonometry
cos2x = 2 cos 2 x – 1.
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