Asked by Anonymous
sin 30degrees cos 240degrees + sin 210degrees sin 300degrees.
-1/4 + sqrt3/4
what is the last step ?? the negative and positive signs confuse me ??
-1/4 + sqrt3/4
what is the last step ?? the negative and positive signs confuse me ??
Answers
Answered by
helper
What do you mean last step?
That is the answer. You can't add
-1/4 + (sqrt(3))/4
That is the answer. You can't add
-1/4 + (sqrt(3))/4
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