0.6x-(x²/16)=44.8,求x
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/18 10:29:23
x)33ըPS6474{DBƦ
"}*l(1,i 34J-P1]
mcS[ӎ%O;V?okbgke/.H̳:y3ÌDLjسl{4m=sy6mϦ/x|1XA~v] mmm
0.6x-(x²/16)=44.8,求x
0.6x-(x²/16)=44.8,求x
0.6x-(x²/16)=44.8,求x
0.6x-(x²/16)=44.8
96x-10x²=448*16
5x²-48x+3584=0
判别式=48^2-4*5*3584
化简得x²-9.6x+716.8=0
显然△<0,方程无解
ok~~