你可能感兴趣的试题
3a+2b=5ab 5y﹣3y=2 3x2y﹣2yx2=x2y ﹣3x+5x=﹣8x
(ab)2=ab2 5a2﹣3a2=2 a(b+2)=ab+2 5a3•3a2=15a5
(a2)4=(a4)2 2x3•5x2=10x6 (﹣c)8÷(﹣c)6=﹣c2 (ab3)2=ab6
5a+2a=7a2 5a﹣2b=3ab 5a﹣2a=3 ﹣ab3+2ab3=ab3
5x+3x=8 2x+3y=5xy 3ab﹣ab=2ab ﹣(a﹣b)=﹣a﹣b
x3+x3=x6 x6÷x2=x3 3a+5b=8ab (ab2)3=a3b6
x2y-2xy2=-x2y 2a+3b=5ab -3ab-3ab=-6ab a3+a2=a5
3x-5x=2x 3x2+x=4x3 -7a+4b=-11ab -3ab2-ab2= -4ab
3a+2b=5ab 2ab-2ba=0 5y2-2y2=3 3x2y-5xy2=2x2y
3a﹣a=2 ﹣42=﹣16 3a+b=3ab ﹣5﹣2=﹣3
3a+b=3ab 3a﹣a=2 2a3+3a2=5a5 ﹣a2b+2a2b=a2b
x2y﹣2xy2=﹣x2y 2a+3b=5ab a3+a2=a5 ﹣3ab﹣3ab=﹣6ab
2+a=2a 2a﹣3a=1 3a+2b=5ab 5ab﹣ab=4ab
x2y﹣2xy2=﹣x2y 2a+3b=5ab a3+a2=a5 ﹣3ab﹣3ab=﹣6ab
2+a=2a 2a﹣3a=﹣1 (﹣a)2•a3=a5 8ab÷4ab=2ab
3a-a=2 -42=-16 3a+b=3ab -5-2=-3