计算:(1)(2m+3n)(2m-3n) (2) (-3a-1/2b)(-3a+1/2b) (3) (-4x+y)(y+4x)
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/20 06:02:54
计算:(1)(2m+3n)(2m-3n)(2)(-3a-1/2b)(-3a+1/2b)(3)(-4x+y)(y+4x)计算:(1)(2m+3n)(2m-3n)(2)(-3a-1/2b)(-3a+1/2
计算:(1)(2m+3n)(2m-3n) (2) (-3a-1/2b)(-3a+1/2b) (3) (-4x+y)(y+4x)
计算:(1)(2m+3n)(2m-3n) (2) (-3a-1/2b)(-3a+1/2b) (3) (-4x+y)(y+4x)
计算:(1)(2m+3n)(2m-3n) (2) (-3a-1/2b)(-3a+1/2b) (3) (-4x+y)(y+4x)
都是平方差
原式=4m²-9n²
原式=(-3a)²-(1/2b)²
=9a²-1/4b²
原式=(y-4x)(y+4x)
=y²-16x²
计算(3-m+n)*(3+m-n)-(2-m+n)*(2+m-n)
计算(m+n)^3-(n+m)(m-n)^2
计算:(m+2n)(m-3n)
(n-1)(n-2)(n-3)(n-4)……(n-m+1)(n-m)n大于m 的计算公式
(m-5n)(m-n)-6(m+2n)(m-3n)计算,要有过程
计算(m+4n)(m-n)-6(m+2n)(m-3n)
计算:(m-n-3)^2
(n-m)^3•(m-n)^2•(m-n)^5=计算
2(m+n)2²-(m+n)+4(m+n)-(m+n)²+3(m+n)² 计算
计算4(m+n)^2·(-m-n)^3-(m+n)(-m-n)^4+5(m+n)^5
计算 4(m+n)^2*(-m-n)^3-(m+n)(-m-n)^4+5(m+n)^5 请写出步骤...
计算4(m+n)^2乘(-m-n)^3-(m+n)(-m-n)^4+5(m+n)^5
计算:(2m-n)(m+2n)-(m+n)的平方+3n的平方
计算:(3m-4n)(4n+3m)-(2m-n)(2m+2)?
(2m+1/3n)^2 计算
计算:(-3m+4n)^2
(m-2n+3)(m+2n-3)计算,
计算:(2m+3n)(2m-3n)