I'm converting -3,4 to polar. I have come up with r = +/ 5 And tan (x) = -4/3 When I do x = arctan (-4/3) in my calculator I get -.927 but the book has 2.214 Why? Thanks.
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Originally Posted by minneola24 I'm converting -3,4 to polar. Let Then the polar form of is
I'm confused why your adding pie, And the book has 5,2.21. And -5, 5.356. As answers
Originally Posted by minneola24 I'm confused why your adding pie, And the book has 5,2.21. And -5, 5.356. As answers Have a look at this webpage. You will see the reply is correct. The point and therefore adding gives the correct second quadrant angle.
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