请问这张图什么意思?x^5+3x^4+12x^3+6x^2+3x+15=0
1个回答
x=-1.292520453536
有内涵的
相关问题
(5x+4)/6=(x-3)/4+1 2(5x+4)=3(x-3)+12 请问这步怎么解释?
5/12x-x/4=1/3 0.5x-0.7=6.5-1.3x 3(x-7)+5(x-4)=15 (y-1)/2=2-(
(-5/12)x8/15x3/2x(-2/3)x0x(-1)= (-1)x(-5/4)x8/15x3/2x(-2/3)x
4x-5/6=12 8x-3x=15.5 2.4*x=6*2.5
2/5:x=4/5:60 0.2/6.3=X/5 0.6:x=15:1 12:14=X :1/6
0.5x+30=15.5x 3.2x-12.6=1.2x
X:3/5=5/6:2 1.3/3.9=20/x 2/3:5/6=X:0.5 X/0.15=0.4/0.03 x:24/
x²-x-120 x²+4x-12>0 -x²-2x+15≥0 2x²+3x-5
1)4x2-12x-1=0 (2)3x2+2x-3=0 (3)5x2-4x-12=0 (4)3x(x+2)=5(x+2)