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Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Richiez(m): 12:54pm On Nov 13, 2013
Cashio: Alpha hw do i go abt dis my inability to send emails
how about sending a private msg to either [url=https://www.nairaland.com/alpha%20maximus] ALPHAMAXIMUS[/url] or DOUBLEDX just click on either names and send a msg. or you may post it here and i'll hide it immediately.
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by DrGboy(m): 12:55pm On Nov 13, 2013
Alpha Maximus: I'm getting a lot of replies. Others hurry up
Answered
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Richiez(m): 12:57pm On Nov 13, 2013
Dr.Gboy:

Answered
good!
other participants should emulate this
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by toideve(m): 12:58pm On Nov 13, 2013
Answered
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Mozarinia(m): 12:58pm On Nov 13, 2013
I really wish other rounds could be suspended till evenin with the new time posted on the thread.Gotta go nw
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by jaryeh(m): 12:59pm On Nov 13, 2013
answered
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by AlphaMaximus(m): 12:59pm On Nov 13, 2013
@Richiez, must I follow back to receive or send a pm?
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by AmazingAngel(f): 12:59pm On Nov 13, 2013
Answered,hope u got my email
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Kendzyma(m): 12:59pm On Nov 13, 2013
Ansad
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Richiez(m): 12:59pm On Nov 13, 2013
if you are having difficulties sending mail msgs, post ur answer here and i'll hide them immediately.
each question carries 2marks!
however, sending thru mail is better so that other participants won't copy your hard earned solution grin
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by LogoDWhiz(m): 1:02pm On Nov 13, 2013
Answered..
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by AlphaMaximus(m): 1:02pm On Nov 13, 2013
Hmmm, 9 answers out of 19 participants!! Time is running out o!! @Richiez, you haven't answered my 'pm' question
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by toideve(m): 1:03pm On Nov 13, 2013
10 mins haff pass o. Hope my mail delivered tho
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Nobody: 1:04pm On Nov 13, 2013
11 received so far!
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by AmazingAngel(f): 1:08pm On Nov 13, 2013
jaryeh:

This thing is too boring!!!

It seems most people are not available in the morning,we could make it take place at 4pm,I think that will be better looking at the time the just concluded debate was held 'cos most of those doing some other things by now should be available by then.

Just like yesterday that some people got here in the evening to ask if they could still participate.

Abi? What do you guys think?
its ☺ķªª¥ like dis jo,most ppl will be leaving dere place of work by 4 or so,so D̶̲̥̅̊ε̲̣̣̣̥γ̲̣̣̥ won't be settled down yet
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Richiez(m): 1:09pm On Nov 13, 2013
TIME IS UP!!!
QUIZ Master Doubledx will now post the correct solution ..while I post the score card
Get ready for question 2 by Quiz master Alpha maximus
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by factorial1(m): 1:10pm On Nov 13, 2013
Most ppl av been hammering on this issue of time, like seriously it aint easy been @work and @the same time having full concentration here...I'd rather you address the issue of time...@the moderators....
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Nobody: 1:12pm On Nov 13, 2013
@doubledx
Send confirmation for every answer received. This'll put the participant's mind at rest.
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Cashio(m): 1:12pm On Nov 13, 2013
Pls cods can u guys readjust this time to something arnd evening cos thats when most people are free...i followed up till extent out of enthusiasm at the expence of my work....rich pls do sumfin
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Richiez(m): 1:13pm On Nov 13, 2013
factorial1: Most ppl av been hammering on this issue of time, like seriously it aint easy been @work and @the same time having full concentration here...I'd rather you address the issue of time...@the moderators....

we are still in the elimination stage! time is one of our tools for elimination
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Nobody: 1:14pm On Nov 13, 2013
dats true...pls help us 2 confirm it.
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Richiez(m): 1:14pm On Nov 13, 2013
smurfy: @doubledx
Send confirmation for every answer received. This'll put the participant's mind at rest.
Noted!
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by papindinho(m): 1:16pm On Nov 13, 2013
Richiez:

we are still in the elimination stage! time is one of our tools for elimination
now It's clear
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by factorial1(m): 1:16pm On Nov 13, 2013
Oh, if that's the case...I think it's a good idea anyway
Richiez:

we are still in the elimination stage! time is one of our tools for elimination
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Nobody: 1:20pm On Nov 13, 2013
doubleDx: Question 1, Round 2

If f(x) = (x2 - 2)/(x + 6) for all integers, which of the following
has the greatest value?

A. f(-4)
B. f(0)
C. f(3)
D. f(2)


==========================
Solution to Question 1.
==========================

Given, f(x) = (x2 - 2)/(x + 6)
In this case, we'll have to substitute the value of x for each option to know which is the greatest.

For option A. =>

f(-4) = {(-4)2 - 2}/{-4 + 6}
f(-4) = {16 - 2}/2
f(-4) = 14/2
f(-4) = 7

For option B. =>
f(0) = {(0)2 - 2}/{0 + 6}
f(0) = -2/6
f(0) = -1/3

For option C. =>
f(3) = {(3)2 - 2}/{3 + 6}
f(3) = (9 - 2)/9
f(3) = 7/9

For option D. =>
f(2) = {(2)2 - 2}/{2 + 6}
f(2) = {4 - 2}/8
f(2) = 2/8
f(2) = 1/4

For the greatest value, option A is correct for all integers!

Thus the correct Answer is A. f(-4)
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Richiez(m): 1:22pm On Nov 13, 2013
Quiz Masters Can I have the names,
Quiz Master Alpha Maximus move on to question 2
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by Cashio(m): 1:22pm On Nov 13, 2013
doubleDx:


==========================
Solution to Question 1.
==========================

Given, f(x) = (x2 - 2)/(x + 6)
In this case, we'll have to substitute the value of x for each option to know which is the greatest.

For option A. =>

f(-4) = {(-4)2 - 2}/{-4 + 6}
f(-4) = {16 - 2}/2
f(-4) = 14/2
f(-4) = 7

For option B. =>
f(0) = {(0)2 - 2}/{0 + 6}
f(0) = -2/6
f(0) = -1/3

For option C. =>
f(3) = {(3)2 - 2}/{3 + 6}
f(3) = (9 - 2)/9
f(3) = 7/9

For option D. =>
f(2) = {(2)2 - 2}/{2 + 6}
f(2) = {4 - 2}/8
f(2) = 2/8
f(2) = 1/4

For the greatest value, option A is correct for all integers!

Thus the correct Answer is A. f(-4)
i sure am trying...hope i made it to de nxt round?
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by jaryeh(m): 1:24pm On Nov 13, 2013
doubleDx:


==========================
Solution to Question 1.
==========================

Given, f(x) = (x2 - 2)/(x + 6)
In this case, we'll have to substitute the value of x for each option to know which is the greatest.

For option A. =>

f(-4) = {(-4)2 - 2}/{-4 + 6}
f(-4) = {16 - 2}/2
f(-4) = 14/2
f(-4) = 7

For option B. =>
f(0) = {(0)2 - 2}/{0 + 6}
f(0) = -2/6
f(0) = -1/3

For option C. =>
f(3) = {(3)2 - 2}/{3 + 6}
f(3) = (9 - 2)/9
f(3) = 7/9

For option D. =>
f(2) = {(2)2 - 2}/{2 + 6}
f(2) = {4 - 2}/8
f(2) = 2/8
f(2) = 1/4

For the greatest value, option A is correct for all integers!

Thus the correct Answer is A. f(-4)

LOL. Poor me!

I thought you meant the value of x for which f(x) is maximum.
Re: Nairaland Math Quiz Winner l::::::JARYEH::::::l by papindinho(m): 1:28pm On Nov 13, 2013
doubleDx:


==========================
Solution to Question 1.
==========================

Given, f(x) = (x2 - 2)/(x + 6)
In this case, we'll have to substitute the value of x for each option to know which is the greatest.

For option A. =>

f(-4) = {(-4)2 - 2}/{-4 + 6}
f(-4) = {16 - 2}/2
f(-4) = 14/2
f(-4) = 7

For option B. =>
f(0) = {(0)2 - 2}/{0 + 6}
f(0) = -2/6
f(0) = -1/3

For option C. =>
f(3) = {(3)2 - 2}/{3 + 6}
f(3) = (9 - 2)/9
f(3) = 7/9

For option D. =>
f(2) = {(2)2 - 2}/{2 + 6}
f(2) = {4 - 2}/8
f(2) = 2/8
f(2) = 1/4

For the greatest value, option A is correct for all integers!

Thus the correct Answer is A. f(-4)
same lines and steps. Cool

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