Expressing equation in terms of sin/cos

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Nicolò Brandizzi on 9 Mar 2019

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Answered: Greg Heath on 9 Mar 2019

I have the following two equations

I would like to have them expressed in terms of cos(q1), cos(q2) and sin(q1), sin(q2) like the following

is it possible?

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Answers (1)

Greg Heath on 9 Mar 2019

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https://ch.mathworks.com/matlabcentral/answers/449127-expressing-equation-in-terms-of-sin-cos#answer_364564

If you substitute your solutions into LHS and get the RHS, then it is possible.

Greg

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