Asked by Joe
If TanTheta= -65/72 and the terminal side of theta lies in Quadrant II use a pythagorean identity to find sec theta.
Answers
Answered by
Steve
sec^2 = 1+tan^2, so
sec^2 = 1+(65/72)^2
In QII, cos and sec are negative
sec^2 = 1+(65/72)^2
In QII, cos and sec are negative
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