填空:(x+5)(x+?)=x^2+7x+10

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填空:(x+5)(x+?)=x^2+7x+10填空:(x+5)(x+?)=x^2+7x+10填空:(x+5)(x+?)=x^2+7x+1010÷5=2所以(x+5)(x+2)=x^2+7x+10(x+

填空:(x+5)(x+?)=x^2+7x+10
填空:(x+5)(x+?)=x^2+7x+10

填空:(x+5)(x+?)=x^2+7x+10
10÷5=2
所以(x+5)(x+2)=x^2+7x+10

(x+5)(x+2)=x^2+7x+10

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(x+5)(x+2)=x^2+7x+10，是因为10÷5=2 ，不懂可追问，有帮助请采纳，谢谢！

:(x+5)(x+2)=x^2+7x+10

填空:(x+5)(x+?)=x^2+7x+10 填空-5/7x=( )/7x=5/( ) x-y/x+y=X^2-y^2/( )填空-5/7x=( )/7x=5/( ) x-y/x+y=X^2-y^2/( ) *-----------------------------------------------*| 6 4 X | 8 X X | X X 5 || X X X | X X X | X 7 8 || X X X | X X X | X X X ||---------------+---------------+--------------- || X X X | X X X | 5 1 X || X X X | X 6 X | X X X || 8 X X | 3 5 X | 2 X X || 填九宫格帮帮忙.x x 6 x x 7 x x 98 x x x 3 x 1 x x 9 x x 6 x 5 x 3 x x x 3 x x x x 1 8x x x 9 x 1 x x x2 1 x x x x 6 x x x 6 x 7 x 3 x x 1 x x 9 x 2 x x x 47 x x 8 x x 5 x x x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少? (x+12)(x-2)+(x+7)(x+8)-(x+5)(x-10),其中x=2 2x+3x+4x+5x+x+6x+7x=100 x+2/x+1-x+4/x+3=x+6/x+5-x+8/x+7 x=? 用递归法求y=x-(x*x*x/3!)+(x*x*x*x*x/5!)-(x*x*x*x*x*x*x/7!)+. 填空题x^2-5x+6=()();x^+5x+6=()() x^+5x-6（）（）；x^2-5x-6（）（）填空：2x平方-3x+( )=2(x+( )平方 x+2/x²-4=( )/2-x 分式填空填空：x-y/x+y=( )/x^2-y^2 填空：x-5/2+（）²=（x-)² 7x^2-5x=2x^2+x X-5+8*X=7*X-2*X-1 x-8/x-4=2-x-5/x-7 5x-x+7x-2x-0.09=0.36