If 0 < f ≤ 90 and cos(22f − 1) = sin(7f + 4), what is the value of f?
a. f = 3
b. f...
Mathematics, 12.07.2019 06:20 synite
If 0 < f ≤ 90 and cos(22f − 1) = sin(7f + 4), what is the value of f?
a. f = 3
b. f = 4
c. f = 5
d. f = 6
Answers: 2
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