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OpenStudy (diamondanon2):
Write the following expression as a function of a positive acute angle. Use + to indicate a positive value and - to indicate a negative value. cos(-240°)=_____ ^a0 cos _____ a^1
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OpenStudy (triciaal):
welcome to Openstudy!!!
OpenStudy (diamondanon2):
Thanks!
OpenStudy (triciaal):
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