Asked by chinnu
sin (60 degrees + theta)-cos(30 degrees
- theta)is equal to
(A)2 cos theta
(B)2 sin theta
(C)theta
(D)1
could u plz explain this answer
thank you
- theta)is equal to
(A)2 cos theta
(B)2 sin theta
(C)theta
(D)1
could u plz explain this answer
thank you
Answers
Answered by
bobpursley
http://www.sosmath.com/trig/Trig5/trig5/trig5.html look at the sum and difference formulas
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