热门问题
等级 主题 问题 格式化的问题
42501 (3y+9)/(y+4)+(y+7)/(y+4) 3y+9y+4+y+7y+4
42502 -3/(x^2-2x-8)+x/(x^2-16) -3x2-2x-8+xx2-16
42503 (x-5)+(x^2-1) (x-5)+(x2-1)
42504 计算平方根 7/2 的平方根 72
42505 (-3x^2-x-10)+(10x^2+x-10) (-3x2-x-10)+(10x2+x-10)
42506 计算平方根 16 的平方根的平方根 16
42507 1/4+2/8 14+28
42508 7/(x^2-10x+16)+(2x)/(x^2-13x+40) 7x2-10x+16+2xx2-13x+40
42509 (2a-1)/(3a^2)+(5a+1)/(9a) 2a-13a2+5a+19a
42510 -8a^3b+3a^2b^2-5 2+5a^2b^2 3a^3b+7-9a^2b^2 -8a3b+3a2b2-5 2+5a2b2 3a3b+7-9a2b2
42511 (2x-3)/(4x-7)+(2x-3)/(4x-7) 2x-34x-7+2x-34x-7
42512 (2x-9y)+(4x+7b) (2x-9y)+(4x+7b)
42513 (x^2+2x+3)+(3x^2+x+1) (x2+2x+3)+(3x2+x+1)
42514 计算平方根 8x^3 的立方根 8x33
42515 0+1/2 0+12
42516 1+2+3+4+5+6+7+8+9 1+2+3+4+5+6+7+8+9
42517 (5x)/(2x+8)+(3x-1)/(x+4) 5x2x+8+3x-1x+4
42518 计算平方根 4 的 4 次方根 44
42519 (3x^2)/(x+5)+(15x)/(x+5) 3x2x+5+15xx+5
42520 2/4+3/4+1 24+34+1
42521 (9-3x^2)+(-8x^2+4x+5) (9-3x2)+(-8x2+4x+5)
42522 (x^2+6x-5)+(2x^2+15) (x2+6x-5)+(2x2+15)
42523 (10x-4-12x^4)+(4x-10x^4+11) (10x-4-12x4)+(4x-10x4+11)
42524 2/4+3/4+3/4+3/4+1 24+34+34+34+1
42525 (x-4)/(x^2-2x)+4/(x^2-4) x-4x2-2x+4x2-4
42526 (4a^3-8a-4a^2)+(7a^3-7-6a) (4a3-8a-4a2)+(7a3-7-6a)
42527 (x-1)/(15x+12)+(8-2x)/(15x+12) x-115x+12+8-2x15x+12
42528 估算 2/5+1/6 25+16
42529 x/(x^2+4x)+2/(x^2) xx2+4x+2x2
42530 计算平方根 80b^2 的平方根 80b2
42531 计算平方根 64 的平方根的立方根 643
42532 -4/3+2 -43+2
42533 (18x^2-18)+(-13x^2-13x+13) (18x2-18)+(-13x2-13x+13)
42534 3x^2-5x+2 5x^2-2x-6 3x2-5x+2 5x2-2x-6
42535 1/(7x^2-7x)+6/(7x^2+14x) 17x2-7x+67x2+14x
42536 计算平方根 -x^2 的平方根 -x2
42537 (x+8)/(x^2-4x+4)+(3x-2)/(x^2-4) x+8x2-4x+4+3x-2x2-4
42538 使用长乘法相乘 521*45 52145
42539 使用长乘法相乘 543*98 54398
42540 4+5+7+8+2+5+9+7+8 4+5+7+8+2+5+9+7+8
42541 计算平方根 x^15 的立方根 x153
42542 4/(3x^2+15x)+(7x)/(x^2+10x+25) 43x2+15x+7xx2+10x+25
42543 (7x)/12+(5x)/12 7x12+5x12
42544 (3x^2+2x+3)+(x^2+x+1) (3x2+2x+3)+(x2+x+1)
42545 1/8+1/8+1/8 18+18+18
42546 (2-3x-2x^2)+(-2x^3-4x^2-3x-5) (2-3x-2x2)+(-2x3-4x2-3x-5)
42547 (-7/2z+4)+(1/5z-15) (-72z+4)+(15z-15)
42548 (x^2-10)+(6x^2+2) (x2-10)+(6x2+2)
42549 a/6+(3a)/6 a6+3a6
42550 1/5+2/5+3/5 15+25+35
42551 1+1 1/4 1+114
42552 (8x+3z-8z^2)+(4y-5z) (8x+3z-8z2)+(4y-5z)
42553 1 1/3+1/3 113+13
42554 (5x)/(x+8)+(4x-9)/(x^2+5x-24) 5xx+8+4x-9x2+5x-24
42555 计算平方根 ( 3)^2 的平方根 (3)2
42556 7/10+6/100 710+6100
42557 1+-1/2 1+-12
42558 (x^2-4x+3)+(3x^2-3x-5) (x2-4x+3)+(3x2-3x-5)
42559 -1/3+2/3 -13+23
42560 (t+2)/(3t-9)+(3-2t)/(5t-15) t+23t-9+3-2t5t-15
42561 (9)+(10) (9)+(10)
42562 (4x^3+2x+6)+(2x^3-x^2+2) (4x3+2x+6)+(2x3-x2+2)
42563 (-11r^5+14+9r^3)+(3-8r^5+14r^3) (-11r5+14+9r3)+(3-8r5+14r3)
42564 (6x+4x^4-3x^2)+(7x^4+5x^2+8x) (6x+4x4-3x2)+(7x4+5x2+8x)
42565 计算平方根 2/2 的平方根 22
42566 7x+2x+19x 7x+2x+19x
42567 (7j^3-2)+(5j^3-j-3) (7j3-2)+(5j3-j-3)
42568 计算平方根 4/25 425
42569 (-5x^2-x+5)+(4-3x-5x^2+x^3) (-5x2-x+5)+(4-3x-5x2+x3)
42570 计算平方根 ( 5)^2 的平方根 (5)2
42571 估算 5 的平方根 5
42572 (g^2-4g^4+5g+9)+(-3g^3+3g^2-6) (g2-4g4+5g+9)+(-3g3+3g2-6)
42573 -2/5+1 1/3 -25+113
42574 3/4+1.6 34+1.6
42575 x+-x x+-x
42576 1/3+1/9+1/27 13+19+127
42577 (-8)+(-4)+23 (-8)+(-4)+23
42578 5/6+7/15 56+715
42579 -3/5+-4/5 -35+-45
42580 (3x^2-5x+7)+(-8x^2+9) (3x2-5x+7)+(-8x2+9)
42581 (2x)/(x^2-3x-4)+3/(5x^2-20x) 2xx2-3x-4+35x2-20x
42582 -2/5+4/5 -25+45
42583 (x-4)+(2x-7) (x-4)+(2x-7)
42584 5/(2x+1)+8/(4x+2) 52x+1+84x+2
42585 4 , 8 , 9 5 , 2 , 7 7 , 5 , 8 4 , 8 , 9 5 , 2 , 7 7 , 5 , 8
42586 (5y-12)+(-5y-1) (5y-12)+(-5y-1)
42587 2 2+ 的平方根 2 的平方根 22+2
42588 (4x^5-3x^4-7x^3+7x^2)+(5x^4+x^3-2x+1) (4x5-3x4-7x3+7x2)+(5x4+x3-2x+1)
42589 计算平方根 0.7 300 的平方根 0.7300
42590 (6x)/(x^2-8x)+4/(2x-16) 6xx2-8x+42x-16
42591 pi+pi π+π
42592 (8x)/(x^2-49)+5/(x^2-4x-21) 8xx2-49+5x2-4x-21
42593 (8g^5-9g^3+7)+(4g^5+6g-4) (8g5-9g3+7)+(4g5+6g-4)
42594 1/6+1/6+1/3+1/6+1/6 16+16+13+16+16
42595 (3x-5)/(x^2+3x+2)+x/(x+2) 3x-5x2+3x+2+xx+2
42596 (8x^8-9x^3+3x^2+9)+(4x^7+6x^3-2x) (8x8-9x3+3x2+9)+(4x7+6x3-2x)
42597 1/3+1/3+1/3+1/3+1/3 13+13+13+13+13
42598 (-7x^5+14-2x)+(10x^4+7x+5x^5) (-7x5+14-2x)+(10x4+7x+5x5)
42599 (3y)/(2y^2-y)+2/(2y) 3y2y2-y+22y
42600 4(m+2)+3(6m-4) 4(m+2)+3(6m-4)
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