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Challenge Yourself!

Solve using graph:

1) \( \large \sin^4 \left(\frac x3\right) + \cos^4 \left(\frac x3\right) \geq \frac12 \)

1) \( \large (5-2\sin(x))^{\frac12} \geq 6\sin(x) - 1 \)

Note by Avn Bha
1 year, 8 months ago

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