Is there a way to calculate cos^-1(-3/sqrt(10)) without a calculator | Mathematics | Page 1

potent oysterBOT Jan 25, 2024, 9:12 AM

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hollow pasture Jan 25, 2024, 9:27 AM

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can you make it in terms of cos^-1 (x+y) such that x and y are known values

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if yes then yes

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or else i m out of this

fervent olive Jan 25, 2024, 10:15 AM

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perhaps, taylor's formula would be of help to obtain the numerical approximation

past cape Jan 25, 2024, 10:39 AM

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i mean

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you can convert it to tan^-1 if ud like

hollow pasture Jan 25, 2024, 1:22 PM

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yep

#Is there a way to calculate cos^-1(-3/sqrt(10)) without a calculator