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freewilly922 Group TitleBest ResponseYou've already chosen the best response.0
write down what sin(a+b) and cos(a+b) to see if either pattern fits. If one does you should be able to reverse that trig identity back to one trig function one angle.
 2 years ago

sunnymony Group TitleBest ResponseYou've already chosen the best response.0
sin(a+b)=sinaxcosb +cosaxsinb using this formula to solve the problem
 2 years ago

phi Group TitleBest ResponseYou've already chosen the best response.0
I think they want you to memorize http://www.mathwarehouse.com/trigonometry/identities/anglesumformula.php
 2 years ago

sunnymony Group TitleBest ResponseYou've already chosen the best response.0
dw:1353342333243:dw
 2 years ago

sunnymony Group TitleBest ResponseYou've already chosen the best response.0
dw:1353342478497:dw
 2 years ago

sara1234 Group TitleBest ResponseYou've already chosen the best response.0
can you please type it out i dont understand it
 2 years ago

sunnymony Group TitleBest ResponseYou've already chosen the best response.0
hey plz check the question?
 2 years ago

sunnymony Group TitleBest ResponseYou've already chosen the best response.0
becoz the question is wrong
 2 years ago

sunnymony Group TitleBest ResponseYou've already chosen the best response.0
u know this answer
 2 years ago

sara1234 Group TitleBest ResponseYou've already chosen the best response.0
noooooooooooooo
 2 years ago

sunnymony Group TitleBest ResponseYou've already chosen the best response.0
use 6 in place of 7. use this no. to check the question
 2 years ago
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