Question: 3) cos(75) a ) b) V6 - VZ c ) V6+ VZ 4 d) -V6 - VZ COM) - 0205 8 = 0 4) sin

3) cos(75) a ) b) V6 - VZ c ) V6+

3) cos(75) a ) b) V6 - VZ c ) V6+ VZ 4 d) -V6 - VZ COM) - 0205 8 = 0 4) sin In 12 Q) V2-V6 b) V2+ v6 4 c) V2+ 2V6 4 d) V6-VZ 4 5) What single term can be used to represent cos 67 . cos 23 - sin 67 . sin 23 . ? a) sin 44 ' b. cos 44 c. sin 90 d. cos 90 True or False: 6) sin 75 = sin 50 cos 25 + cos 50 sin 25 + ( -0 )nies 7) cos 15 = cos 60 cos 45 - sin60 cos 45 8) tan 225 = tan 180-tan 45 1+tan 180 tan 45 Sum of Angles Difference of Angles sin( A + B) = sin A . Cos B + Cos A . sin B sin(A - B) = sin A . COS B - COS A . S COS( A + B) = COS A . COS B - sin A . sin B COS( A - B) = COS A . COS B + sin A tan(A + B) = tan A + tan B tan( A - B) = tan A -tan 1 - tan A - tan B 1 + tan A . ta

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