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Solve the equation on the interval [0, 2π) .
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Q37: Two sailboats leave a harbor in
Q102: <span class="ql-formula" data-value="\frac { \cos x \tan
Q108: <span class="ql-formula" data-value="y=\frac{2}{3} \cos \left|x-\frac{\pi}{4}\right|"><span class="katex"><span class="katex-mathml"><math
Q110: <span class="ql-formula" data-value="\cos \left( x + \frac
Q113: <span class="ql-formula" data-value="\begin{array}{l}x \geq 0 \\y \geq
Q128: <span class="ql-formula" data-value="\mathbf{v}=3 \mathbf{i}-4 \mathbf{j}"><span class="katex"><span class="katex-mathml"><math
Q147: <span class="ql-formula" data-value="\frac { \cos 4 x
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Q284: 2 radians<br>A) <span class="ql-formula" data-value="114.59
Q307: <span class="ql-formula" data-value="d = 6 \cos 5