计算∫(0,1)dx∫(x,1)e^(y^2)dy= 答案是1/2(1-1/e),求详细解答

来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/27 03:25:32
计算∫(0,1)dx∫(x,1)e^(y^2)dy=答案是1/2(1-1/e),求详细解答计算∫(0,1)dx∫(x,1)e^(y^2)dy=答案是1/2(1-1/e),求详细解答计算∫(0,1)dx

计算∫(0,1)dx∫(x,1)e^(y^2)dy= 答案是1/2(1-1/e),求详细解答
计算∫(0,1)dx∫(x,1)e^(y^2)dy=
答案是1/2(1-1/e),求详细解答

计算∫(0,1)dx∫(x,1)e^(y^2)dy= 答案是1/2(1-1/e),求详细解答
题目应该是e^(-y^2)
交换积分次序:
= ∫(0,1)dy ∫(0,y) e^(-y^2) dx
= ∫(0,1) ye^(-y^2)dy
= 1/2 * ∫(0,1) e^(-y^2)dy^2
= 1/2 * (1-1/e)