把(-4)-(-3)+(-7)+(-5)-(-7)写成省略括号的和的形式是(),读作()或()?规定a*b=(a+b)(ab-1)为一种新的运算,则[(-2)*3]*(-1)=___________
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![把(-4)-(-3)+(-7)+(-5)-(-7)写成省略括号的和的形式是(),读作()或()?规定a*b=(a+b)(ab-1)为一种新的运算,则[(-2)*3]*(-1)=___________](/uploads/image/z/378329-41-9.jpg?t=%E6%8A%8A%28-4%29-%28-3%29%2B%28-7%29%2B%28-5%29-%28-7%29%E5%86%99%E6%88%90%E7%9C%81%E7%95%A5%E6%8B%AC%E5%8F%B7%E7%9A%84%E5%92%8C%E7%9A%84%E5%BD%A2%E5%BC%8F%E6%98%AF%28%29%2C%E8%AF%BB%E4%BD%9C%28%29%E6%88%96%28%29%3F%E8%A7%84%E5%AE%9Aa%2Ab%3D%EF%BC%88a%2Bb%EF%BC%89%EF%BC%88ab-1%EF%BC%89%E4%B8%BA%E4%B8%80%E7%A7%8D%E6%96%B0%E7%9A%84%E8%BF%90%E7%AE%97%2C%E5%88%99%5B%EF%BC%88-2%EF%BC%89%2A3%5D%2A%EF%BC%88-1%EF%BC%89%3D___________)
把(-4)-(-3)+(-7)+(-5)-(-7)写成省略括号的和的形式是(),读作()或()?规定a*b=(a+b)(ab-1)为一种新的运算,则[(-2)*3]*(-1)=___________
把(-4)-(-3)+(-7)+(-5)-(-7)写成省略括号的和的形式是(),读作()或()?
规定a*b=(a+b)(ab-1)为一种新的运算,则[(-2)*3]*(-1)=___________
把(-4)-(-3)+(-7)+(-5)-(-7)写成省略括号的和的形式是(),读作()或()?规定a*b=(a+b)(ab-1)为一种新的运算,则[(-2)*3]*(-1)=___________
规定a*b=(a+b)(ab-1)为一种新的运算,则[(-2)*3]*(-1)=_____-48______