Question: Can you type the answer also? I'm having trouble loading the images . Find the exact value by using a sum or difference identity. cos(1309)

Can you type the answer also? I'm having trouble loading the images .

Can you type the answer also? I'm having trouble loading the images

Find the exact value by using a sum or difference identity. cos(1309) cos(309) - sin(130 ) sin(309) =

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