import mathx=eval(input("请输入x的值:"))if x>;=5:y=math.sin(x)+math.sqrt(x2+1)elif x>;=0:y=math.exp(x)+math.log(x,5)+x(1/5)else:y=math.cos(x)-x*3+3xprint("分段函数y的值是:%.2f"%y)
收起
import math x=eval(input("请输入x的值:")) if x>=5: y=math.sin(x)+math.sqrt(x*2+1) elif x>=0: y=math.exp(x)+math.log(x,5)+x*(1/5) else: y=math.cos(x)-x*3+3*x print("分段函数y的值是:%.2f"%y)
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