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Four trigonometric identities are given by: a) Sin 4x = 4sin x cos x-8sin x cos x 1- tan?x b) Cos 2r = 1+tan?x 4tanx-4tan³x c) tan 4x = d) sin³x == (3sinx - sin 3x) 1-6tan2x+tan4x 4 For each part, verify that the identity is correct by calculating the values of the left and right sides of the equation, substituting x =12°.

Four trigonometric identities are given by: a) Sin 4x = 4sin x cos x-8sin x cos x 1- tan?x b) Cos 2r = 1+tan?x 4tanx-4tan³x c) tan 4x = d) sin³x == (3sinx - sin 3x) 1-6tan2x+tan4x 4 For each part, verify that the identity is correct by calculating the values of the left and right sides of the equation, substituting x =12°.

Database System Concepts
Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
Problem 1PE
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Subject Computer Programming 

The following problems can be solved by writing commands in the command window.

Four trigonometric identities are given by: 3 a) Sin 4x = 4sin x cos x - 8sin' x cos x 1- tan²x %3D b) Cos 2r = 1+tan?x c) tan 4x 4tanx-4tan³x d) sin³x = (3sinx – sin 3x) 1-6tan2x+tan4x For each part, verify that the identity is correct by calculating the values of the left and right sides of the equation, substituting x =12°.
Transcribed Image Text:Four trigonometric identities are given by: 3 a) Sin 4x = 4sin x cos x - 8sin' x cos x 1- tan²x %3D b) Cos 2r = 1+tan?x c) tan 4x 4tanx-4tan³x d) sin³x = (3sinx – sin 3x) 1-6tan2x+tan4x For each part, verify that the identity is correct by calculating the values of the left and right sides of the equation, substituting x =12°.
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