(x^2+11x+24)(x^2+14x+24)-4x^2 因式分解,详尽点...

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/18 11:40:17
(x^2+11x+24)(x^2+14x+24)-4x^2因式分解,详尽点...(x^2+11x+24)(x^2+14x+24)-4x^2因式分解,详尽点...(x^2+11x+24)(x^2+14x

(x^2+11x+24)(x^2+14x+24)-4x^2 因式分解,详尽点...
(x^2+11x+24)(x^2+14x+24)-4x^2 因式分解,详尽点...

(x^2+11x+24)(x^2+14x+24)-4x^2 因式分解,详尽点...
(x^2+11x+24)(x^2+14x+24)-4x^2
=(x^2+12.5x+24-1.5x)(x^2+12.5x+24+1.5x)-4x^2
=(x^2+12.5x+24)²-(1.5x)²-4x^2
=(x^2+12.5x+24)²-2.25x²-4x^2
=(x^2+12.5x+24)²-6.25x²
=(x^2+12.5x+24)²-(2.5x)²
=(x^2+12.5x+24-2.5x)(x^2+12.5x+24+2.5x)
=(x^2+10x+24)(x^2+15x+24)
=(x+4)(x+6)(x^2+15x+24)
有理数范围里分解结束
=(x+4)(x+6)[x^2+15x+(15/2)²-225/4+24]
=(x+4)(x+6)[(x+15/2)²-225/4+96/4]
=(x+4)(x+6)[(x+15/2)²-129/4]
=(x+4)(x+6)(x+15/2+√129/2))(x+15/2-√129/2)

matlab解决约束非线性规划问题myfun.mfunction f=myfun(x)f=x(1)*x(13)+x(2)*x(14)+x(3)*x(15)+x(25)+1.697*(x(4)*x(16)+...x(5)*x(17)+x(6)*x(18)+x(26))+0.575*(x(7)*x(19)+x(8)*x(20)...+x(9)*x(21)+x(27))+0.723*(x(10)*x(22)+x(11)*x(23)+x(12)*x(24)); matlab解决约束非线性规划问题myfun.mfunction f=myfun(x)f=x(1)*x(13)+x(2)*x(14)+x(3)*x(15)+x(25)+1.697*(x(4)*x(16)+...x(5)*x(17)+x(6)*x(18)+x(26))+0.575*(x(7)*x(19)+x(8)*x(20)...+x(9)*x(21)+x(27))+0.723*(x(10)*x(22)+x(11)*x(23)+x(12)*x(24)); (x^2+11x+24)(x^2+14x+24)-4x^2 因式分解,详尽点... (x^2+11x+24)(x^2+14x+24)-4x^2因式分解 (x^2+x)^2-14(x^2+x)+24 300字读后感 2篇 俄把格式说一下吧:《xxxx》(写题目)主要内容:x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x(写那篇文章的主要内容)思考分析:x x x 1x+2x+3x+4x+5x+6x+7x+8x+9x+10x+11x+12x+13x+14x+15x=550必须用解方程 请假一下可否用lingo如何求解下面的非线性0-1规划的解?目标函数是:f=300000/(4364.64*(x(1)+x(2)+x(3)+x(4)+x(5)+x(6))+10392*(x(7)+x(8)+x(9)+x(10)+x(11)+x(12)+x(13)+x(14)+x(15)+x(16)+x(17)+x(18)+x(19)+x(20)+x(21)+x(22)+x(23)+x(24 24道符号^表示平方1,x^+21x+202,x^-8x-203,x^+8x-204,x^-8x-335,x^-4x-326,x^-14x+337,x^+49x+488,x^-14x+489,x^-2x-4810,x^+22x-4811,x^-19x+4812,x^-16x+4813,x^+8x-4814,x^-29x+10015,x^+x-7216,x^+32x-3317,x^-21x-10018,x^+4x+319,x^-6x+520,x^+15x+2621,x^ 2(6X方+X)方-11(6X方+X)+5X四次方-10X方+9X三次方-7X方+12X(X+Y)方+2(X+Y)-15A四次方-21A方-100(X方+X)方-14(X方+X)+24X方(X-1)-Y方(X-1) *-----------------------------------------------*| 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 || 分解因式:x*x*x*x+2*x*x*x-9*x*x-2x+8 x(x*x-6x-9)-x(x*x-8x-15)+2x(3-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 七年级下册政治复习提纲(山东人民出版社)第五单元是 青春的脚步 青春的气息别弄错了啊!格式:X X X X X X X X X 1、X X X X X X X X X X.2、X X X X X X X X X.3、X X X X X X X X X X X. 解九宫格题目(X为未知数)9 X 2 X 7 X 8 X XX X 4 X X 9 X 6 X1 3 X 5 X X X X 24 X X 8 5 X X 1 XX 8 9 4 X 1 6 7 XX 1 X X 3 6 X X 88 X X X X 2 X 3 6X 5 X 6 X X 9 X XX X 7 X 4 X 2 X 1 已知x*x+x-1=0 求x*x*x-2x+11=? (x/x-2-x/x+2)/4x/x-2