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

Toán Lớp 6: x^2=9^2 x^2=100 mình cần gấp giúp mình nhé

Toán Lớp 6: x^2=9^2
x^2=100
mình cần gấp giúp mình nhé

Comments ( 2 )

  1. x^2 = 9^2
    => x=9
    x^2 = 100
    => x^2 =10^2
    => x=10

  2. x^2=9^2$\\$<=>x=9
    x^2=100$\\$<=>x^2=10^2$\\$<=>x=10

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

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