A.A B.B C.C D.D 你可能感兴趣的试题 单项选择题 设y=5x,则y'等于(). A.A B.B C.C D.D 单项选择题 设f(x)在点x0的某邻域内有定义,且 ,则f'(x0)等于(). A.A B.B C.C D.D
int sin^(2)x cos^(5)xdx-?sin?x cos5xdx 01:40 Evaluate: (i) intsin^2x\ dx (ii) intcos^2x\ dx (iii) intsin^2xcos^2x d... 06:16 Evaluate: (i) intcos^5x\ dx (ii) intsin^5xcosx\ dx 03:11 int sin^(5)x cos^(4)xdx 02:04 int sin^(5)x cos^(8)xdx 01:20Exams...
Similar Questions 2 . ∫ x dx View Solution Free Ncert Solutions English Medium NCERT Solutions NCERT Solutions for Class 12 English Medium NCERT Solutions for Class 11 English Medium NCERT Solutions for Class 10 English Medium NCERT Solutions for Class 9 English Medium ...
7.解∵$$ x \in \left[ 0 , \frac { \pi } { 2 } \right] $$.∴$$ 0 \leq \sin x \leq 1 , $$ ∴$$ \sin ^ { 5 } x \leq \sin $$x(只有$$ x = 0 $$, $$ \frac { \pi } { 2 } $$时“=”成立).∴$$ \int _ { 0 } ^ { \frac { \pi }...
百度试题 结果1 题目求\int_{0}^{\frac{\pi }{2}}{{{\sin }^{5}}xdx}.相关知识点: 试题来源: 解析 1 反馈 收藏
Solution: Given that the definite integral is π∫0π2sin5xcos8xdx . The given integration can be written as ππππ∫0π2sin5xcos8xdx=∫0π2cos8x×sin4x×sinxdx=∫0π2cos8x×(sin2x)2×sinxdx=∫0π2cos8x×(1−cos2x)2×sinxdx Explanation: Use the tri...View ...
int_(-pi)^( pi)(sin[(9x)/(2)])/(sin[(x)/(2)])*dx ∫π20cos5xd x)=x3+ax2−bx4অপেক্ষকের ক্ষেত্রে−2≤x≤2বিস্তারে রোলের উপপাদ্য প্রযোজ্য হয়...
If cos theta=(2p)/(p^2+1) , then sin theta is equal to : यदि cos theta=(2p)/(p^2+1) है,तो sin theta का मान किसके बराबर होगा?
A \(\frac{1}{3} { { \sin }^{3}}x-\frac{2}{5} { { \sin }^{5}}x+\frac{1}{7} { { \sin }^{7}}x+C\)B \(\frac{2}{3} { { \sin }^{3}}x-\frac{1}{5} { { \sin }^{5}}x-\frac{1}{7} { { \sin }^{7}}x+C\)...
解:等差数列\{a_{n}\}中,a_{5}+a_{7}= \int _{ 0 }^{ π }\sin xdx=(-\cos x)| \;_{ 0 }^{ π }=-(-1-1)=2, 可得a_{4}+a_{8}=2a_{6}=a_{5}+a_{7}=2, 则a_{4}+a_{6}+a_{8}=3, 故选:A.运用定积分的运算和等差数列的性质,计算即可得到所求...