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Trigonometry

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simplify using imaginary number i.

Division:
square root of -5/square of -7.

  • Trigonometry -

    (+ or -) i times sqrt of 5 / (+ or -) i times sqrt 7

  • Trigonometry -

    both numbers negative

  • Trigonometry -

    √-5/√-7
    = √5 i/(√7 i)
    = √5/√7 = (√5/√7) * (√7/√7)
    = √35/7

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