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

Toán Lớp 9: a)√3- √5 – √3+ √5 b) √4x^4(y ²-4y+4) (vs x<2) c) x+2/ √x-3 -1 (vs x ≥ -3,x $\neq$ -2)

Toán Lớp 9: a)√3- √5 – √3+ √5
b) √4x^4(y ²-4y+4) (vs x<2) c) x+2/ √x-3 -1 (vs x ≥ -3,x $\neq$ -2)

Comments ( 1 )

  1. a,√3- √5 – √3+ √5
    =√3- √3+ √5- √5
    =0

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

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