23f in verbal expression"twenty-three f".
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.
Answer:
56.7 mi/h.
Step-by-step explanation:
I took the test
Answer:
12875#-5#
Step-by-step explanation:
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