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

Toán Lớp 8: X^3.x^2=2^8:2^3 Giúp mik vs bé giúp anh càng tốt

Toán Lớp 8: X^3.x^2=2^8:2^3
Giúp mik vs bé giúp anh càng tốt

Comments ( 2 )

  1. x^3 . x^2 = 2^8 : 2^3
    ⇔ $x^{3+2}$ = $2^{8-3}$
    ⇔ x^5 = 2^5
    ⇒ x = 2
    Vậy x = 2

  2. x^3.x^2 = 2^8:2^3
    ⇔ x^{3+2} = 2^{8-3}
    ⇔ x^5 = 2^5
    ⇔ x = 2
    Vậy x = 2

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

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