(X-3.5)×5=26.5
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/20 08:29:17
(X-3.5)×5=26.5(X-3.5)×5=26.5(X-3.5)×5=26.5x=26.5/5+3.5=5.3+3.5=8.8
(X-3.5)×5=26.5
(X-3.5)×5=26.5
(X-3.5)×5=26.5
x=26.5/5+3.5
=5.3+3.5
=8.8
(x-3.5)乘5=26.5
(X-3.5)×5=26.5
5(x-3.5)=26.5
f(x)=5x^5+2x^4+3.5x^3-2.6x^2+1.7x-0.8,用秦九韶法计算多项式当x=5时
5x+15x =( + )x =20x
解方程(x-2)X(x的平方-6x-9)=x(x-5)X(x-3)
3/x-1=4/x 6/x+1=x+5/x(x+1)
5(x-y)³-3(x-y)²+7(x-y)-5(x-y)³+(x-y)²-5(x-y),其中,x-y=1/3.5(x-y)³-3(x-y)²+7(x-y)-5(x-y)³+(x-y)²-5(x-y),其中,x-y=1/3先化简,再求值;
f(x)=x*x-5x+1/x*x*x,求导x的三次方分之x的平方减去5x加上1
解下列方程!就三道!解下列方程.1、x/x-2 - 1-x²/x²-5x = 2x/x-3(x/x-2 - 1-x²不是一起的!)2、5x/x²+x-6 - 5-2x/x²-x-12=7x-10/x²-6x+8(5x/x²+x-6 - 5-2x不是一起的!)3、x-4/x-5 + x-8/x-9=x-7/x-
3(3x-2)=10-0.5(x+3.5)35(x-2)-15(5x-6)=(22x-63)-21(3x-4)
x+5/x+1-3x-3/x+5=8x+28/x^2+4X-5-2(x+5)/(x+1)-(3x-3)/(x+5)=(8x+28)/(x^2+4X-5)-2
若f(x)={x (x-5) (x大于等于0) -x(x-5) (x若f(x)={x (x-5) (x大于等于0) -x(x-5) (x
1.(1/X-1 )-2=X^-3X/X^-12.(X/X+1)^+5(X/X+1)+6=03.(8(X^+2X)/X^-1)+ 3(X^-1)/X^+2x
(x+16)*2.1=42 x-0.6x=4.888 16*5-5x=26.5 98.6-0.25x=46.3 x-2.8+2.2=5 4.5-1.5x=1.5 8*(2x-5)=28
3.5x-2(x+5)=8解方程
0.4(X-5)+3.5=3.4X解方程
3.5x-2(x+5)=8