Question: I need help with this! 3. Solve 2 sec x - 5 secx + 2 = 0 on the interval x e [0, 2x]. VV

I need help with this!

3. Solve 2 sec x - 5 secx + 2 = 0 on the interval x e [0, 2x]. VV Vv 4. Simplify sin 2- " - x + sin (It - x ) + sin " -x + sin(2x- x ) vvvv Page 3 of 7

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