solve this problem step by step
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Step-by-step explanation:
a. sin (α+β)
sin(3/5+9/41)
sin((123+45)/205)
sin(168/205)
b.
cos(α-β)
cos(3/5-9/41)
cos(78/205)
I hope it helps you !!!!!
Answered by
1
Answer:
according to trigonomatrics it is answer.
It may help you.
plzzz mark as brainliest answer.
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