自变量 x 的方差膨胀因子记为 VIF，它的计算方法为：VIFi=11−Ri2i=1,2,⋯,k ...
Factor f(x)=3x^2-4x ( f(x)=3x^2-4x) 相关知识点: 试题来源: 解析 Factor( x) out of ( 3x^2). ( x(3x)-4x) Factor( x) out of ( -4x). ( x(3x)+x⋅ -4) Factor( x) out of ( x(3x)+x⋅ -4). ( f(x)=x(3x-4)) ...
Factor the following completely: x^3 + 5x^2 - 16x - 80 Factor the following: (a) f(x)= x^3 + 7x^2 + 10x (b) f(x)= 5x^3 -19x^2 - 4x Factor the following: x^3 + 27 Factor the following: (b + 5)(3x + 1) - (3x + 1) ...
(i) Let f(x)=2x^4+3x^3+a(x^2+x)+b.2x^2+3x-2=(2x-1)(x+2)f(1/2)=0 and f(-2)=0 since (2x-1)(x+2) is a factor of f(x).Since f(1/2)=0,2(1/2)^4+3(1/2)^3+a|(1/2)^2+(1/2)+b=01/8+3/8+a(3/4)+b=01/2+3/4a+b=02+3a+4b=0……...
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Factor completely: 1. 27x^{3} + 8; 2. 125 - 8x^{3} Factor 4x^3 - 5x^2 - 6x? Factor completely. 125y^3 - 8x^6 Factor x^3 - 8. Factor: 2ab(c - d) + 10d(c - d). Factor: 3x^2 - 21x - 54 Factor completely. a ) 2 x 2 + x 6 ...
1) f(x)=x平方+3x-2 找:[f(x+h)-f(x)]/[h]2) f(x)=1/x 找 [f(x+h)-f(x)]/[h]3) 乘法(factor):(3p的
TheGCFof2x2is2.3.Finally,wefactoroutthe"commonfactor"frombothterms.Thismeanswewritethex1terminfrontandthe2terms leftover,x2+2,inaseparatesetofparentheses.x1x22 Examples:1.6x39x24x6 TheGCFof 6x39x24x6TheGCFof 6x39x2is3x2.3x22x322x34x6is2.Thesetwotermsmustbethesame.2x33x22 2.x3x2x1...
( f(x)=x^3-3x^2-6x+8) 相关知识点: 试题来源: 解析 Factor( x^3-3x^2-6x+8) using the rational roots test. ( (x-1)(x^2-2x-8)) Factor( x^2-2x-8) using the AC method. ( f(x)=(x-1)(x-4)(x+2)) 反馈 收藏 ...
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