मान ज्ञात कीजिए :∫xexdx View Solution evaluate :∫x(x+1)(x+2)dx. View Solution Doubtnut is No.1 Study App and Learning App with Instant Video Solutions for NCERT Class 6, Class 7, Class 8, Class 9, Class 10, Class 11 and Class 12, IIT JEE...
Evaluate the following integrals: intxtan^(2)xdx 01:34 Evaluate the following integrals: intx^(2)e^(x)dx 01:42 Evaluate the following integrals: intx^(2)cos^(3)xdx 06:21 Evaluate the following integrals: intx^(2)e^(3x)dx 04:52 Evaluate the following integrals: intx^(2)sin^(2...
Answer to: Integrate: \int xe^x dx By signing up, you'll get thousands of step-by-step solutions to your homework questions. You can also ask your...
$$ \int _ { 0 } ^ { 1 } $$xe*dx 相关知识点: 试题来源: 解析 原函数为e的x次方的2分之一x的平方,x为1时y为根号下e,为O时为1,则答案为根号下e减1 结果一 题目 F/ F → 答案 【答案】;;;点Q的坐标为,或或或.【解析】将点代入抛物线的解析式得:-1-b+3=0,解得:b=2,.抛物线的...
结果一 题目 【题目】计算反常积分 ∫+∞0xe-xdx . 答案 【解析】因为xe-xdx=-xd(e-x)故利用分部积分法可得,田+0xe- dx=-xe-x=-lim-x+∞y+J+∞-x=-x+2相关推荐 1【题目】计算反常积分 ∫+∞0xe-xdx .反馈 收藏
Evaluate: a) \int (tan^{3}(x))(sec^{2}(x))dx b) \int_{0}^{6} |2x-4|dx c) \int_{0}^{4} ( 4x )/( {\sqrt{x^2 + 9} )dx Evaluate \int x \sqrt[5]{(x+6)^2} \dx. Evaluate \int x^5 \sqrt{x^3+4} \, dx ...
Answer to: Calculate \int^\pi_0 \cos x dx a. 1 b. -1 By signing up, you'll get thousands of step-by-step solutions to your homework questions...
Answer to: Evaluate integral xe^x dx. By signing up, you'll get thousands of step-by-step solutions to your homework questions. You can also ask...
利用\int vdu=uv- \int udv 不定积分 \int xe^{-x}dx=- \int xde^{-x} =-(xe^{-x}- \int e^{-x}dx) =-(xe^{-x}+e^{-x}) =-e^{-x}(x+1)+C 所以不定积分 \int xe^{-x}dx =-e^{-x}(x+1)+C 综上, ^{^{\circ}} 为正确选项。 不定积分 如果 F'(x)...
∫ xe^(-x) dx=-∫ x d[ e^(-x) ]=-xe^(-x)+∫ e^(-x) dx=-xe^(-x)-e^(-x)+C=-(x+1)e^(-x)+C原式=[ lim(x→+∞) -(x+1) /e^x ] - (-1)=1 - lim(x→+∞) 1/e^x 洛必达求导=1-0=1反馈 收藏