2 years ago

What is 4cos2(165°) – 2 expressed as a single trigonometric function? 4cos(330°) 2cos(330°) 4cos(82.5°) 2cos(82.5°)

Mathematics

2 answers:

PSYCHO15rus [73]2 years ago

6 0

Answer:

B) 2cos(330°)

Step-by-step explanation:

vfiekz [6]2 years ago

5 0

Answer:

2cos(330º)

Step-by-step explanation:

both equal to √3

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