Question:
Suppose cos(a)=4/5, where 0 ≤ a ≤ π/2. Find all solutions
Last updated: 8/14/2022
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Suppose cos(a)=4/5, where 0 ≤ a ≤ π/2. Find all solutions in [0, 2π): cos(2x) = 4/5.
Last updated: 8/14/2022
Suppose cos(a)=4/5, where 0 ≤ a ≤ π/2. Find all solutions in [0, 2π): cos(2x) = 4/5.