54. If u=x^4+3xy + cosx, then uyx=?
O A. 4x^3+3y
OB.3
Oc1
O D.O
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If u=x^4+3xy + cosx, then uyx=?
O A. 4x^3+3y
OB.3
Oc1
O D.O
Step-by-step explanation:
i don't know the answer
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