trig

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Solve the equation sinθ=0.3 to the nearest tenth. Use the restrictions 90°≤θ≤180°.

  • trig -

    Can you use tables, a calculator or a power series?

    The answer is 162.5 degrees.

    17.46 degrees (0.3047 radians) has the same sine, and one could use the expansion

    sin x = x - x^3/6 + x^5/120 +...
    to show that sin 0.3047 = 0.3

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