解由x(32-2x)=120
得2x(16-x)=120
即x(16-x)=60
即-x^2+16x=60
即x^2-16x+60=0
即(x-10)(x-6)=0
解得x=6或x=10
猜你喜欢
- 1that girl is in the park弧、画线提问 (that girl )
- 2记叙中结合抒情和议论的作文
- 3I am wondering what Disneyland looks like?
- 4求比值.0.3/4米
- 5河流的水文特征有哪些?
- 6一个n边形出去一个内角之外的其他内角的和是1200°,求这个内角的度数及该多边形的边数
- 7首字母填空 He is always ready to help others.He has made a good i________ on us.
- 8唤醒的生命,作文1500字
- 9高中物理必修一公式及公式推导(推导过程也要)急!
- 10He doesn't like speaking English at a_______ .