题目
交换积分次序 int_(0)^1dxint_(x)^1sin y^2 dy 的式子()A. int_(0)^1dyint_(0)^ysin y^2 dxB. int_(0)^1dyint_(y)^0sin y^2 dxC. int_(0)^1dyint_(x)^0sin y^2 dxD. int_(0)^1dyint_(0)^xsin y^2 dx
交换积分次序 $\int_{0}^{1}dx\int_{x}^{1}\sin y^2 dy$ 的式子()
A. $\int_{0}^{1}dy\int_{0}^{y}\sin y^2 dx$
B. $\int_{0}^{1}dy\int_{y}^{0}\sin y^2 dx$
C. $\int_{0}^{1}dy\int_{x}^{0}\sin y^2 dx$
D. $\int_{0}^{1}dy\int_{0}^{x}\sin y^2 dx$
题目解答
答案
A. $\int_{0}^{1}dy\int_{0}^{y}\sin y^2 dx$