মান নির্ণয় করো:∫x2sinxdx View Solution Evaluate∫π202sinxdx View Solution Evaluate :∫π20x2sinxdx View Solution intx cosxdx= View Solution ∫x3logxdx= View Solution ∫x2sinaxdx View Solution Doubtnut is No.1 Study App and Learning App with Instant Video...
Evaluate: int(3sinx+2cosx)/(3cosx+2sinx)dx 04:42 Number of solution satisfying, sqrt(5-(log)2x)=3-(log)2x are: (a)1 (b... 04:08 Evaluate: int1/(sinx(2cos^2x-1))\ dx 03:47 Solve log(x+3)(x^(2)-x) lt 1. 12:56 Let A={varphi,{varphi},1,{1,varphi},2}dot Wh...
百度试题 结果1 题目(2)d/(dx)∫_0^xsint^2dt= "sinx'dv=: 相关知识点: 试题来源: 解析 (2)由 5-4 知, d/(dx)∫_0^xsint^2dt=sinx^2⋅1/2 d/(dx)∫_x^0sinx^2dx=-d/(dx)∫_0^xsint^2dt= -sinx^2 . 反馈 收藏
Answer to: Integrate (a) \int sinxdx (b) \int sin^{2}xdx (c) \int sinxcosxdx (d) \int sin^{3}dx By signing up, you'll get thousands of step-by-step...
(1)∫_1^22xdx=2∫_1^2xdx=2x1/2x^2l^2=1-1=1,综上,结论是:4(2)∫_(-π)^πsinxdx=-cosx|^n=-cosπ-cos(-π)=0综上,结论是:O(3)设y=√(4-x^2),0≤x≤2,0≤y≤2,平方可得x^2+y^2=4且0≤x≤2,0≤y≤2,即∫_1^2√(1-x^2)dx表示四分之一圆的面积...
Evaluate: int(pi//4)^(pi//2)cos2xlogsinxdx 03:41 integrate int0^(2pi) sin (pi/4 + x/2) dx 03:25 Evaluate: int1^2 1/((x+1)(x+2))dx (ii) int1^2 1/(x(1+x^2))dx 07:40 Evaluate:(i) int0^(pi//6)(2+3x^2)dx 01:54 Evaluate: int0^4 1/(x+sqrt(x))dx ...
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【题目】试求下列反常积分的值:$$ \int _ { 0 } ^ { + \infty } $$e^{-|sinx|dx 答案 【解析】 通过分段积分来计算: $$ I = \int _ { 0 } ^ { + \infty } e ^ { - x } | \sin x | d x = \lim _ { n \rightarrow \infty } \int _ { 0 } ^ { ( 2...
Answer to: evaluate the definite integral { \int_{0}^{\frac{\pi}{2}}(cos x \sqrt{(sinx)} dx) } By signing up, you'll get thousands of...
【题目】1.求下列不定积分:(1) [$$ x e ^ { - } $$/dx (2) xsinxdx(3)$$ \int ( x ^ { 2 } + 1 ) \ln x d x : $$ (4) xarctan xdx;(5) $$ \int x \tan ^ { 2 } $$xdx; (6) $$ f e ^ { \prim e } $$sin2xdx;(7) $$ \int \ln \frac...