avalianagames
23.11.2019 •
Mathematics
Is it ever possible that sin (a+b)= (a+b)= sin a+sin b?
if so, explain how. if not, explain why not.
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Ответ:
It will always be the case when A and B are opposites
Step-by-step explanation:
sin(x) = -sin(-x) so ...
sin(A -A) = (A -A) = sin(A) -sin(A) = 0
That is, the given expression is true when B=-A.
Ответ: