Question 829183
((cos(a)-cos(b))/(sin(a)+sin(b)))+((sin(a)-sin(b))/(cos(a)+cos(b)))= 0
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numerator:: {[cos(a)+cos(b)][(cos(a)-cos(b)] + [sin(a)+sin(b)(sin(a)-sin(b)]}
denominator: (sin(a)+sin(b))(cos(a)+cos(b))
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numerator:: [cos^2(a)-cos^2(b)] + [sin^2(a)-sin^2(b)]
denominator: no change
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numerator:: [cos^2(a)+sin^2(a) -(cos^(b)+sin^2(b)]
denominator:: no change
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numerator:: [1 + 1] = 2
denominator: no change
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Equation after changes::
2/(sin(a)+sin(b))(cos(a)+cos(b)) = 0
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2 = 0
If I have made no mistakes, there is no solution.
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Cheers,
Stan H.
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