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OpenStudy (anonymous):
If costheta = 0.8 and 0° < theta < 90°, find the exact value of sin 2theta.
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OpenStudy (amoodarya):
|dw:1359159969909:dw|
OpenStudy (anonymous):
thankyou ! ((: so its 0.96?
OpenStudy (amoodarya):
|dw:1359160227618:dw|
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