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If 2 Cos²o - 11 Coso + 5 =0
possible values of coso:
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Answer:
Coso=60
Step-by-step explanation:
2coso -10coso -coso +5 =0
2coso(coso-5coso) -1( coso-5coso)
(2coso-1)=0
2coso=1
Coso=1/2
Cost=60
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