02.04.2022

а)38(-3)-(-24)(-4)+(-16)(-30) б)(-2,8+6,1-3,4+6,2)(-3,4) помогите срочно!

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Математика

Вопрос школьника по предмету Математика

а)38*(-3)-(-24)*(-4)+(-16)*(-30) б)(-2,8+6,1-3,4+6,2)*(-3,4) помогите срочно!

Ответ учителя по предмету Математика

a) -114-96+480=270

в) (-2,8+6,1-3,4+6,2)*(-3,4)=12,3-6,2=6,1*(-3,4)=-20,74

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