Flag Trigonometry> Cosxcos(2. 180/3+x)cos(2.180/3-x) what is...
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Cosxcos(2. 180/3+x)cos(2.180/3-x) what is the max and min value of this equation?

Mayanksinha , 8 Years ago
Grade 11
anser 2 Answers
Vikas TU

Last Activity: 8 Years ago

First reduce the eqns by using properties:
of 2cosAcosB .
Convert them itno singular sin and cos and then write maximum and minimum wwalue altenatively from the Range of sin and cos. which is [-1,  1].

Sourabh Singh

Last Activity: 8 Years ago

Hii
What is this 2 in front of the angles that you have written ??

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