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222-9+11+12:2*14+14 = ? ( )

Toán Lớp 8: (4x—1)(2x+3)=0 x²+6x+9=0 9x²—12x+4=0 x³—4x²+4x=0 x³=9x

Toán Lớp 8: (4x—1)(2x+3)=0
x²+6x+9=0
9x²—12x+4=0
x³—4x²+4x=0
x³=9x

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222-9+11+12:2*14+14 = ? ( )

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