what is the value of the expression
cos 2A cos2B+sin2(A-B)-sin2(A+B)?
422 64804426f4063d472f2f1a1c
Q:
what is the value of the expression
cos 2A cos2B+sin2(A-B)-sin2(A+B)?
- 1sin(2A-2B)false
- 2cos(2A+2B)true
- 3cos(2A-2B)false
- 4sin(2A+2B)false
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