Maths help (1 Viewer)

Eagle Mum

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Since second quadrant.
It’s kind of you to provide the solution but I think there’s a typo.
The solution is correct but

|cosθ| < 1

I assume it was just a keyboard typo and you entered the correct value in your calculator(?)
 

Qeru

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It’s kind of you to provide the solution but I think there’s a typo.
The solution is correct but

|cosθ| < 1

I assume it was just a keyboard typo and you entered the correct value in your calculator(?)
yeah should have been
 

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