这意味着函数 f(x) = 1 在区间 [a, b] 上的定积分等于该区间的长度。例如,如果区间是 [0, 2],则定积分 ∫_0^2 1 dx = 2 - 0 = 2。总结来说,定积分 ∫ 1 dx 的值为 x + C,其中 C 是积分常数。对于函数 f(x) = 1,其定积分在任意区间 [a, b] 上的值为 ...
∫(x+2√2x+1dx ∫x√1+2x2dx ∫x2√1−2xdx ∫√1+x2x2d= x √2x+1dx ∫dx√x
∫(tan−1x)dx View Solution ∫dx(1−tanx) View Solution ∫dx1+tanx View Solution ∫tanx1+tanxdx View Solution ∫tan−1xdx= View Solution (a)∫sec4x√tanxdx(b)∫1−tanx1+tanxdx View Solution (i)∫xsin−1xdx (ii)∫xcos−1xdx ...
int xf(x) dx表示对函数f(x)在区间x上进行积分。在数学中,积分是一种计算函数在某个区间内面积或体积的方法。具体来说,定积分是积分的一种,表示函数在某一区间上的面积。在表达式int xf(x) dx中,“int”通常表示积分,“f(x)”是被积函数,“x”是积分...
Evaluate int_1^infty ln x x^2 dx. Evaluate lim x ln x x Evaluate: sum_{n=1}^{infinity} (-1)^{n-1} ln n/n Evaluate: int 1/ln x dx Evaluate: \log_b b 4 + e^3 ln 2 Evaluate: \sum_{n =1}^{\infty} ln (\frac{2n}{n+1}) ...
Answer to: \int \frac{x dx}{1 + x^4} By signing up, you'll get thousands of step-by-step solutions to your homework questions. You can also ask...
解析 【解析】 $$,解: \int1n(1+x)dx \\ =x \ln(1+x)- \int \frac{x}{1+x}dx \\ =x \ln(1+x)- \int \frac{1+x-1}{1+x}dx \\ =x \ln(1+x)- \int 1dx+ \int \frac{1}{1+x}dx \\ =x \ln(1+x)-x+1n(1+x)+c $$ (c为任意常数) ...
解析 $$,解: \int1n(1+x)dx \\ =x \ln(1+x)- \int \frac{x}{1+x}dx \\ =x \ln(1+x)- \int \frac{1+x-1}{1+x}dx \\ =x \ln(1+x)- \int 1dx+ \int \frac{1}{1+x}dx \\ =x \ln(1+x)-x+1n(1+x)+c(c为代数 $$ 倍常数) ...
int cos^(-1) x dx का मान ज्ञात कीजिए। 04:04 यदि x^y =e^(x-y), तो सिद्ध कीजिए कि (dy)/(dx)= (logx)/((1+ log x)^2) 03:09 int (dx)/(sqrt(x^2+a^2)) का मान ...
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