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Mathematics 13 Online
OpenStudy (anonymous):

how do you evaluate double and half angle formulas?

OpenStudy (owlfred):

Hoot! You just asked your first question! Hang tight while I find people to answer it for you. You can thank people who give you good answers by clicking the 'Good Answer' button on the right!

OpenStudy (anonymous):

I'm not exactly sure what you're asking; do you not know how to plug in the formula or not know the formula?

OpenStudy (anonymous):

i know the formula, i just have no idea how to evaluate them, would you like an example?

OpenStudy (anonymous):

Yes please, give a problem and I'll tell you how to do it~

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