What are you asking exactly
no it isn't. 2cos(x) is 2 multiplied by cos(x), cos (2x) is cos(2 multiplied by x) meaning 2x is the angle you're taking the cosine of. if you want to know what cos(2x) look up the double angle rule.
<span>3/8 is left is the correct answer if multiple choice
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Answer:
what are you talking about???
Step-by-step explanation:
brainliest and chill bro
Answer: what what’s the question
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