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Question Number 165561 Answers: 2 Comments: 0

I=∫(dx/(x^8 +x^6 )) J=∫((1−x^7 )/(x(1+x^7 )))dx Calculate I and J

$I = \int \frac{d x}{x^{8} + x^{6}}$ $J = \int \frac{1 - x^{7}}{x (1 + x^{7})} d x$ $C a l c u l a t e I a n d J$

Question Number 165528 Answers: 1 Comments: 1

∫(1/(x+(√(x^2 +x+1))))dx

$\int \frac{1}{x + \sqrt{x^{2} + x + 1}} d x$

Question Number 165392 Answers: 2 Comments: 0

lim_(x→+∞) ((e^(1/x) −cos (1/x))/(1−(√(1−(1/x^2 ))))) lim_(x→a) ((x^x −a^a )/(x−a))

$\lim_{x \to + \infty} \frac{e^{\frac{1}{x}} - \cos \frac{1}{x}}{1 - \sqrt{1 - \frac{1}{x^{2}}}}$ $\lim_{x \to a} \frac{x^{x} - a^{a}}{x - a}$

Question Number 165372 Answers: 1 Comments: 0

lim_(x→+∞) ln (1+2^x )ln (1+(3/x))

$\underset{x \to + \infty}{\lim l n} (1 + 2^{x}) \ln (1 + \frac{3}{x})$

Question Number 165229 Answers: 0 Comments: 1

Σ_(i=1) ^(n=∞) lim_(x→0) ((xyn^x )/(nx_1 ))xz∫((xn^n x)/(nx^n y))dn (√(c^n +n_1 )) ∫((xn^(n!) )/(n^n xn^x ))dn

$\underset{i = 1}{\sum^{n = \infty}} \lim_{x \to 0} \frac{{x y n}^{x}}{{n x}_{1}} x z \int \frac{{x n}^{n} x}{{n x}^{n} y} d n$ $\sqrt{c^{n} + n_{1}}$ $\int \frac{{x n}^{n!}}{n^{n} {x n}^{x}} d n$

Question Number 165089 Answers: 0 Comments: 0

Question Number 164709 Answers: 1 Comments: 0

Question Number 164615 Answers: 0 Comments: 0

Question Number 164564 Answers: 0 Comments: 0

when F does not contain y explicity . Find the extremals of ∫_x_1 ^x_2 ((y′^2 )/x^2 )dx

$w h e n F d o e s n o t c o n t a i n y e x p l i c i t y . F i n d t h e e x t r e m a l s o f$ $\underset{x_{1}}{\int^{x_{2}}} \frac{y^{' 2}}{x^{2}} d x$

Question Number 164447 Answers: 1 Comments: 0

Question Number 164264 Answers: 0 Comments: 0

Question Number 163432 Answers: 1 Comments: 0

Question Number 163386 Answers: 1 Comments: 0

lim_(x→−∞) ((1−x^3 ))^(1/3) −((x^4 −1))^(1/4)

$\lim_{x \to - \infty} \sqrt[3]{1 - x^{3}} - \sqrt[4]{x^{4} - 1}$

Question Number 163095 Answers: 0 Comments: 2

what the best math′s app for android and pc?

$w h a t t h e b e s t {m a t h}^{'} s a p p f o r a n d r o i d a n d p c ?$

Question Number 163028 Answers: 1 Comments: 0

Question Number 162973 Answers: 0 Comments: 0

Question Number 162952 Answers: 0 Comments: 0

Question Number 163727 Answers: 0 Comments: 0

Question Number 162790 Answers: 1 Comments: 0

Calculate lim_(n→∞) (1+2^n +3^n )^(1/n)

$C a l c u l a t e$ $\lim_{n \to \infty} {(1 + 2^{n} + 3^{n})}^{\frac{1}{n}}$

Question Number 162726 Answers: 1 Comments: 0

1) Calculate lim_(x→0) ((tgx^m )/((sin x)^n )), (m, n∈ N) 2) f′(a) existe, calculate lim_(x→+∞) x[f(a+(a/x))−f(a−(β/x))], (α, β ∈ R)

$1) C a l c u l a t e$ $\lim_{x \to 0} \frac{{t g x}^{m}}{{(\sin x)}^{n}}, (m, n \in N)$ $2) f^{'} (a) e xiste, c a l c u l a t e$ $\lim_{x \to + \infty} x [f (a + \frac{a}{x}) - f (a - \frac{β}{x})],$ $(α, β \in R)$

Question Number 163178 Answers: 1 Comments: 0

Question Number 162672 Answers: 2 Comments: 0

Calculate lim_(x→+∞) (((x^3 +3x^2 ))^(1/3) −(√(x^2 −2x))) lim_(x→7) (((√(x+2))−((x+20))^(1/3) )/( ((x+9))^(1/4) −2))

$C a l c u l a t e$ $\lim_{x \to + \infty} (\sqrt[3]{x^{3} + 3 x^{2}} - \sqrt{x^{2} - 2 x})$ $\lim_{x \to 7} \frac{\sqrt{x + 2} - \sqrt[3]{x + 20}}{\sqrt[4]{x + 9} - 2}$

Question Number 162539 Answers: 2 Comments: 0

Calculate lim_(h→0) ((f(3−h)−f(3))/(2h)), with f′(3)=2

$C a l c u l a t e$ $\lim_{h \to 0} \frac{f (3 - h) - f (3)}{2 h}, w i t h f^{'} (3) = 2$

Question Number 162229 Answers: 1 Comments: 0

Question Number 162183 Answers: 1 Comments: 0

Question Number 162151 Answers: 1 Comments: 0

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