Question: 1. Half angle formula: sin 1 - CO8 0 2 Note that the + in the formula doesn't mean that there are two values; it

1. Half angle formula: sin 1 - CO8 0 2 Note that the + in the formula doesn't mean that there are two values; it means that you will need to determine the correct sign. Suppose you know that sind = 7 25 and that 0 is in quadrant 4. Use the half angle formula above to calculate sin NIS exactly. SHOW YOUR WORK

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