Can anyone on /sci/ help me PLEASE with this problem on the top. I have no idea how to do this and I really need help. Please help anons!!!
Bump, please help!!!
Are they two separate questions?
For sin(x-y) use the double angle formula.
sin(x-y) - sin(x)cos(y) - cos(x)sin(y)
>>8508963
oops, I meant
sin(x-y) = sin(x)cos(y) - cos(x)sin(y)
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>>8508963
Sum and difference formula*