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Question Number 7858 Answers: 0 Comments: 0

Find the derivative of x^(sin2x) from the first priniple.

$F i n d t h e d e r i v a t i v e o f x^{s i n 2 x} f r o m t h e$ $f i r s t p r i n i p l e .$

Question Number 7855 Answers: 0 Comments: 4

Question Number 7847 Answers: 1 Comments: 2

is there a proof of a relationship between ϕ,π,e where π=3.14,ϕ=1.618 and e=2.718 such that ε is some oporator,ε=−+×÷ ϕεπεe=0 or πεeεϕ=0 or eεϕεπ=0

$i s t h e r e a p r o o f o f a r e l a t i o n s h i p$ $b e t w e e n φ, π, e w h e r e π = 3.14, φ = 1.618$ $a n d e = 2.718 s u c h t h a t ε i s s o m e$ $o p o r a t o r, ε = - + \times \div$ $φ ε π ε e = 0 o r π ε e ε φ = 0 o r e ε φ ε π = 0$

Question Number 7846 Answers: 0 Comments: 5

There is new update available. The following enhacements are made in this update • You can now zoom on images posted on the forum. • Preview of the image is available while answering or commenting. You can zoom within the preview as well. • You can now export any post in the forum as an image for offline reference. • A menu option is added which provides you ability to report post with inappropriate content for this forum. Content reported inappropriate will have red title bar until reviewed and removed by us. zoom: keep one finger touched inside the image and move another away or closer to zoom in or out. To scroll inside a zoomed image keep one finger touch outside of the image and use another finger to scroll. For feedback or questions please comment on this post or email us infoattinkutara.com

$There is new update available .$ $The following enhacements are made in$ $this update$ $∙ You can now zoom on images posted on$ $the forum .$ $∙ Preview of the image is available while$ $answering or commenting . You can$ $zoom within the preview as well .$ $∙ You can now export any post in the forum$ $as an image for offline reference .$ $∙ A menu option is added which provides$ $you ability to report post with inappropriate$ $content for this forum . Content reported$ $inappropriate will have red title bar$ $until reviewed and removed by us .$ $zoom : keep one finger touched inside the image$ $and move another away or closer to zoom in$ $or out .$ $To scroll inside a zoomed image keep one$ $finger touch outside of the image and$ $use another finger to scroll .$ $For feedback or questions please comment on$ $this post or email us infoattinkutara . com$

Question Number 7840 Answers: 0 Comments: 0

Find the first digit after the decimal point of the number (1/(1009))+(1/(1010))+...+(1/(2016))

$Find the first digit after the$ $decimal point of the number \frac{1}{1009} + \frac{1}{1010} + . . . + \frac{1}{2016}$

Question Number 7827 Answers: 0 Comments: 1

Question Number 7820 Answers: 0 Comments: 0

if 2x+1=(√(111)), 2x^5 +2x^4 −53x^3 −57x+54=...?

$i f 2 x + 1 = \sqrt{111}, 2 x^{5} + 2 x^{4} - 53 x^{3} - 57 x + 54 = . . . ?$

Question Number 7819 Answers: 1 Comments: 0

let2x+1=t x=(t−1)/2 dx=dt/2 ∫(t−1)(√t)/2dt/2 1/4∫(t(√t)−(√t))dt continue.....it..

$l e t 2 x + 1 = t$ $x = (t - 1) / 2$ $d x = d t / 2$ $\int (t - 1) \sqrt{t} / 2 d t / 2$ $1 / 4 \int (t \sqrt{t} - \sqrt{t}) d t$ $c o n t i n u e . . . . . i t . .$

Question Number 7818 Answers: 1 Comments: 0

∫(√(tan x ))dx=?+k

$\int \sqrt{\tan x} d x = ? + k$

Question Number 7841 Answers: 1 Comments: 2

tanΠ/16=(√(4+2(√2) )) − ((√2) +1)

$t a n Π / 16 = \sqrt{4 + 2 \sqrt{2}} - (\sqrt{2} + 1)$

Question Number 7824 Answers: 1 Comments: 4

Question Number 7815 Answers: 0 Comments: 0

now wright the of A.P and G.P wiyh example

$n o w w r i g h t t h e o f A . P a n d G . P$ $w i y h e x a m p l e$

Question Number 7814 Answers: 0 Comments: 3

∫x(√(2x + 1)) dx

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

Question Number 7809 Answers: 1 Comments: 3

x + y + z = 1 ......... (i) x^2 + y^2 + z^2 = 37 ........ (ii) x^3 + y^2 + z^3 = 91 ........ (iii) Solve simultaneously.

$x + y + z = 1 . . . . . . . . . (i)$ $x^{2} + y^{2} + z^{2} = 37 . . . . . . . . (i i)$ $x^{3} + y^{2} + z^{3} = 91 . . . . . . . . (i i i)$ $S o l v e s i m u l t a n e o u s l y .$

Question Number 7803 Answers: 1 Comments: 0

Question Number 7798 Answers: 0 Comments: 2

∫(x^2 /(√(x^3 + 5))) dx

$\int \frac{x^{2}}{\sqrt{x^{3} + 5}} d x$

Question Number 7792 Answers: 0 Comments: 3

Question Number 7791 Answers: 0 Comments: 2

Question Number 7788 Answers: 0 Comments: 2

(a_n )_(n∈N) such that a_1 =(1/2) and a_(n+1) =(a_n ^2 /(a_n ^2 −a_n +1)) Prove that a_1 +a_2 +a_3 +...+a_n < 1 need helper

${(a_{n})}_{n \in N} s u c h t h a t a_{1} = \frac{1}{2}$ $a n d a_{n + 1} = \frac{a_{n}^{2}}{a_{n}^{2} - a_{n} + 1}$ $P r o v e t h a t a_{1} + a_{2} + a_{3} + . . . + a_{n} < 1$ $n e e d h e l p e r$

Question Number 7785 Answers: 0 Comments: 1

x^2 −x^2 =x^2 −x^2 (x−x)(x+x)=x(x−x) x−x=x 2x=x 2=1

$x^{2} - x^{2} = x^{2} - x^{2}$ $(x - x) (x + x) = x (x - x)$ $x - x = x$ $2 x = x$ $2 = 1$

Question Number 7782 Answers: 0 Comments: 1

Given a,b,c ∈N ; prove that ((1+a)/(1+2a)) + ((1+b)/(1+2b)) + ((1+c)/(1+2c)) ≤ 2

$G i v e n a, b, c \in N; p r o v e t h a t$ $\frac{1 + a}{1 + 2 a} + \frac{1 + b}{1 + 2 b} + \frac{1 + c}{1 + 2 c} ⩽ 2$

Question Number 7781 Answers: 0 Comments: 1

Question Number 7771 Answers: 0 Comments: 2

Show that: Σ_(n=1) ^∞ (n/((n+2)!))=3−e

$Show that :$ $\underset{n = 1}{\sum^{\infty}} \frac{n}{(n + 2)!} = 3 - e$

Question Number 7775 Answers: 0 Comments: 2

Question Number 7766 Answers: 0 Comments: 4

Question Number 7752 Answers: 0 Comments: 6

If f(x) = x + ax^2 + bx^3 + ... .obtain (√(f(x^3 ))) up to x^3

$I f f (x) = x + {a x}^{2} + {b x}^{3} + . . . . o b t a i n \sqrt{f (x^{3})}$ $u p t o x^{3}$

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