34-5x+48=10.6
f(x) = (x^2+x+3)^48 (x^3+5x-2)^84
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!)+.
解方程34-5x+48=10.6
3.5x+5x=34
5x-3(10-x)=34
3x=5x=48
8x+5x=1.3 4.5x-3.2x=3.9 5.5x-x=9.9 11x-7x-26=34 列方程
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
x+2x+3x+4x+5x+6x+7x+8x+9x=9x-8x-7x-6x-5x-4x-3x-2x-x.x等于多少?
2x^2+5x+6=0 X^2+x-20=0 (x-2)(4+x)=6 3x^2-48=0
3X+5X=48 14X-8X=12 6*5+2X=44
100分x^3(2x-5)(x+1)+(5x+2)(x-1)=0x^2/3+48/x^2=10(x/3-4/x)√x-1