Mathematics Questions, Problems & Solutions : TransWikia.com ~ Page 133

Find the greatest number that will divide 43, 91 and 183 so as to leave the same remainder in each case.

I KNOW THIS IS SOLUTION BUT I DON'T KNOW WHY? We first find the difference of the numbers and then find the HCF of the got numbers. 183−91=92 183−43=140 91−43=48...

Asked on 01/31/2021 by Dead Man's Cave

1 answer

Questions about parameter estimation for the Cauchy Distribution.

$X_{1} ... X_{n}$ are i.i.d. according to the Cauchy distribution centered at θ. The the density function is given by: $frac{1}{pi} cdotfrac{1}{[1 + (x-theta)^2]}$ and the cdf...

Asked on 01/31/2021 by YepYep123

1 answer

Compute the indefinite integral

I don't quit understand what the question wants me to do here with 'by choosing $u'(x) = x$ and $v(x) = ln(x)$' This is what I am supposed...

Asked on 01/31/2021 by Starr

0 answer

Tautology by default?

"A propositional formula is a tautology if it is true under every valuation of its predicate symbols." How do you call a formula that is always true, but due to...

Asked on 01/30/2021 by Zaphenath Paneah

0 answer

Does continuity guarantee existence of double integral?

In single variable real analysis we know if $f: mathbb{R} to mathbb{R}$ is continuous then its integral exists over any bounded domain. Does this generalize to the 2-variable case?...

Asked on 01/30/2021 by othi

1 answer

$f(x)=sum_{n=1}^{infty} {4^{1-n}} {h(4^{n-1}x)}$ is continuous and nowhere monotonic,$h(x)=vert x vert$ with period 1,$vert x vert leq 1/2$

Given $h: mathbb{R} to mathbb{R}$ be a periodic function with period 1 defined for $vert x vert leq 1/2$ by $h(x)=vert x vert$ . To show ...

Asked on 01/30/2021 by Sharlin

1 answer

A geometry problem with the reflection of the incenter

Consider $triangle ABC$ and its incenter $I$. Let $M$ be the midpoint of arc $BC$ (not containing $A$) and $P$ be the second intersection point of the circumcircle of $triangle...

Asked on 01/30/2021 by Pet123

5 answer

How to determine if vectors span a plane?

I have the set of three vectors $S={(1,2,-1),(2,0,1),(3,2,0)}$.I observe that the last vector is linear combination of the first two vectors.Is it possible to say that the set $S$...

Asked on 01/30/2021

4 answer

How can we make it easy to solve quadratics without the Quadratic Formula?

For example , $$5x^2 - 7x-2=0$$ Then, we only need to find is when$$5x^2-7x=2$$$$x(5x-7)=2$$Since that when we get $2-2=0$.Is there any way we...

Asked on 01/30/2021 by user864449

3 answer

Solving state-space function with using of Runge-Kutta method

I need to implement my own integration routine that will take state space function $f$, free variable $t$, and initial state $x(0)$ as input and produce the...

Asked on 01/30/2021 by Makshe

1 answer

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