因式分解如图6道题求解
4个回答
2017-08-20
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2a(b+c)-3(b+c)
=(b+c)(2a-3)
x^2+12x+36
=x^2+12x+6^2
=(x+6)^2
=(b+c)(2a-3)
x^2+12x+36
=x^2+12x+6^2
=(x+6)^2
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2017-08-20
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Sub 按钮1_Click()
Dim a As Integer, b As Integer
Dim x As Integer, y As Integer, z As Integer
Dim e As Integer, f As Integer, g As Integer
Dim ss As String
For a = 1 To 9
For b = 1 To 9
For x = 1 To 9
Dim a As Integer, b As Integer
Dim x As Integer, y As Integer, z As Integer
Dim e As Integer, f As Integer, g As Integer
Dim ss As String
For a = 1 To 9
For b = 1 To 9
For x = 1 To 9
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