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minnie123
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http://openstudy.com/study#/updates/51657114e4b066fca660f212
i need help with these problems.... so if you guys would just please direct your self to the attachment above... :)
no, 2 and 4 not satisfied for cot because 150 deg in the 2nd quadrant and 330 deg in th4th quadrant, the cot values will be negative
@radEn Wouldn't the square root of 3 be both a + and - value???