I have to put 2(cos(pi/3)+isin(pi)/3) into rectangular form. I need some help as to where to begin. Can anyone help? Thanks.
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Originally Posted by Joanie I have to put 2(cos(pi/3)+isin(pi)/3) into rectangular form. I need some help as to where to begin. Can anyone help? Thanks. Greetings, You can use Euler's Identity (AKA Euler's Formula): This can be converted to Cartesian coordinates using: So, Hopefully that helps.
Originally Posted by Joanie I have to put 2(cos(pi/3)+isin(pi)/3) into rectangular form. What is the value of cos(pi/3)? What is the value of sin(pi/3)? Plug these values in. Then multiply through by the "2". This will give you the "x + iy" form (which I'm guessing is what you need).
Thank you for helping. When I followed your advice, I came up with the answer 1 + square root of 3 i Joanie
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