Grade 11Trigonometry
Cosxcos(2. 180/3+x)cos(2.180/3-x) what is the max and min value of this equation?
2 Answers
Vikas TU
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
Hii
What is this 2 in front of the angles that you have written ??
What is this 2 in front of the angles that you have written ??
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