Wednesday, May 21, 2014

If cos(feta)=0.7 find exact values for tan(feta) and sin(feta)

sin%28theta%29=sqrt%281-cos%5E2%28theta%29%29=sqrt%2851%29%2F10

tan%28theta%29=sin%28theta%29%2Fcos%28theta%29=sqrt%2851%29%2F7
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