given cos theta=4/9, where 3pi/2 is less than/equal theta greater than/equal 2pi.(adsbygoogle = window.adsbygoogle || []).push({});

Find exact value of sin1/2theta+cos1/2theta

I have come up with sq rt10 + sq rt26 / 6

Just don't have a warm fuzzy

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# Homework Help: More trig homework

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