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3(sin 0+ cos O) -(sin 0 + cos ) = 2(sin2 0 + cos²0)


Sagot :

Step-by-step explanation:

sin0 = 0

cos0 = 1

3(0 + 1) - (0 + 1) = 2(0+1)

3 - 1 = 2

2=2