Calcul the sum 1.Σx(1+x^2 )^(1/2) 2.Σxarctan(x) 3.Σe^x sinx 4.Σ(2x+1)^(20) 5.Σ(√(a^2 −x^2 )) a>0 6.Σxsinx


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Question Number 184774 by lapache last updated on 11/Jan/23

$C a l c u l t h e s u m$ $1 . Σ x {(1 + x^{2})}^{\frac{1}{2}}$ $2 . Σ x a r c t a n (x)$ $3 . Σ e^{x} s i n x$ $4 . Σ {(2 x + 1)}^{20}$ $5 . Σ \sqrt{a^{2} - x^{2}} a > 0$ $6 . Σ x s i n x$
Commented bymr W last updated on 11/Jan/23

$Σ x {(1 + x^{2})}^{\frac{1}{2}} m a k e s n o s e n s e, t h e o t h e r$ $o n e s a l s o .$ $p l e a s e s t u d y a t f i r s t w h a t Σ m e a n s$ $a n d h o w t o u s e i t a n d t h e n c h e c k y o u r$ $q u e s t i o n a g a i n .$ $\underset{x = 1}{\sum^{100}} x^{2} m a k e s s e n s e .$ $\underset{n = 1}{\sum^{100}} x^{2} m a k e s a l s o s e n s e .$ $\int_{1}^{100} x^{2} d x m a k e s s e n s e .$ $\int x^{2} d x m a k e s a l s o s e n s e .$ $. . .$
Commented bySEKRET last updated on 11/Jan/23

👍👍👍\n
	Answered by SEKRET last updated on 11/Jan/23

	$\infty; \propto; \propto; \propto; \infty; \infty$
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