evaluate the 1st question
Attachments:
Answers
Answered by
1
Sin( A-B) = SinA cosB - CosA sinB
take A= 78, B= 18
Sin( 78-18) = Sin78 Cos18 - Cos78 Sin18
= Sin60
= √3/2
Answered by
0
the answer is 0..☺✌☺✌☺✌☺✌
Attachments:
Similar questions
World Languages,
6 months ago
Science,
6 months ago
Physics,
1 year ago
Math,
1 year ago
Math,
1 year ago