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Staredit Network -> Lite Discussion -> Solve.It!
Report, edit, etc...Posted by adam2new on 2006-05-17 at 16:04:43
Lets have some fun solving word problems, and such.
You can add word problems too! Let's solve them!

To start:

Amy is 5 years old right now, how old will she be next year?
Report, edit, etc...Posted by Arbitrary on 2006-05-17 at 16:06:50
5 or 6.
Report, edit, etc...Posted by adam2new on 2006-05-17 at 16:10:47
QUOTE(Arbitrary @ May 17 2006, 01:06 PM)
5 or 6.
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... or 7
Report, edit, etc...Posted by Kow on 2006-05-17 at 16:50:18
How?
Report, edit, etc...Posted by Golden-Fist on 2006-05-17 at 16:52:56
5 Years = 60 Months / 12 = 5 years
Your riddle fails.
Report, edit, etc...Posted by Deathawk on 2006-05-17 at 16:55:27
Is Amy a dog? smile.gif
Report, edit, etc...Posted by Syphon on 2006-05-17 at 16:55:54
Depends on when her birthday is.

Why is a raven like a writing desk?
Report, edit, etc...Posted by Toothfariy on 2006-05-17 at 18:43:22
yeah... it all depends on when her birthday is. she is 5 6 or 7 next year
Report, edit, etc...Posted by l)ark_13 on 2006-05-17 at 19:09:13
doesn't matter when her birthday is
shes gonna be 6

Report, edit, etc...Posted by Do-0dan on 2006-05-17 at 19:11:10
5 because her birthday is on February 29
Report, edit, etc...Posted by xMCx on 2006-05-17 at 19:31:20
QUOTE
doesn't matter when her birthday is
shes gonna be 6

False, if your birthday could be after January 1st.
Report, edit, etc...Posted by Mini Moose 2707 on 2006-05-17 at 19:36:49
Next year does not imply exactly 365 nor 366 days.
She might be 5 next year. Perhaps she just turned 5 on December 22nd, and next week it will be New Year's. Its the next year, she hasn't age.
She might be 6 next year. Perhaps today is her birthday. In exactly one year, it will be her birthday, she goes from 5 to 6.
She might be 7 next year. Perhaps her birthday is August 16. The date could be August 15th. She turns 6 tomorrow. She turns 7 in exactly one year. How is that possible to reach that time? Perhaps the endpoint of our scenario is November 12 of the next year. It is technically still the next year, just not the concrete amount of days.
Report, edit, etc...Posted by Slyence on 2006-05-17 at 20:43:58
QUOTE(Syphon @ May 17 2006, 03:55 PM)
Why is a raven like a writing desk?
[right][snapback]488054[/snapback][/right]

Okay Alice in Wonderland fanatic....lol. It seems the Mad Hatter has REALLY gone mad. lol. A raven like a writing desk....let's see...they are definately both random objects, nouns, not people, both are used for stories, yeah. A Raven is a lot like a writing desk *wink wink*
Report, edit, etc...Posted by DT_Battlekruser on 2006-05-17 at 21:00:54
There exist two x such that sin(arccos(tan(arcsin(x)))) = x. Find the product of the two x.

I will be amazed if anyone solves this.
Report, edit, etc...Posted by Golden-Fist on 2006-05-17 at 21:22:18
QUOTE(DT_Battlekruser @ May 17 2006, 08:00 PM)
There exist two x such that sin(arccos(tan(arcsin(x)))) = x.  Find the product of the two x.[right][snapback]488299[/snapback][/right]

Elevendy
Report, edit, etc...Posted by Toothfariy on 2006-05-17 at 21:45:42
QUOTE(DT_Battlekruser @ May 17 2006, 07:00 PM)
There exist two x such that sin(arccos(tan(arcsin(x)))) = x.  Find the product of the two x.

I will be amazed if anyone solves this.

[right][snapback]488299[/snapback][/right]

arn't you only like 13?

if i knew what arccos and arcsin's were then i probaly could
Report, edit, etc...Posted by Noober on 2006-05-17 at 21:55:21
QUOTE(DT_Battlekruser @ May 17 2006, 09:00 PM)
There exist two x such that sin(arccos(tan(arcsin(x)))) = x.  Find the product of the two x.

I will be amazed if anyone solves this.

[right][snapback]488299[/snapback][/right]


You got that from the Stanford Math Tourney, eh? happy.gif
Report, edit, etc...Posted by Falcon_A on 2006-05-17 at 22:05:44
QUOTE
sin(arccos(tan(arcsin(x)))) = x


Toothfairy, 'arccos' is just like cos [sup]-1[/sup] on your TI-83 or TI-84. It's the inverse of the function.

I just learned this today, but its kinda late and I'd rather not attempt it.
Report, edit, etc...Posted by Noober on 2006-05-17 at 22:07:39
QUOTE(Falcon_A @ May 17 2006, 10:05 PM)
Toothfairy,  'arccos' is just like cos [sup]-1[/sup] on your TI-83 or TI-84.
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Or any scientific calculator, for that matter.
Report, edit, etc...Posted by Syphon on 2006-05-17 at 22:55:37
QUOTE(DT_Battlekruser @ May 17 2006, 08:00 PM)
There exist two x such that sin(arccos(tan(arcsin(x)))) = x.  Find the product of the two x.

I will be amazed if anyone solves this.

[right][snapback]488299[/snapback][/right]

I don't understand your wording, is this implying that x[sub]1[/sub] = x[sub]2[/sub] or does x[sub]1[/sub] != x[sub]2[/sub].

Erm, is the value I'm trying to find x[sup]2[/sup] or (x[sub]1[/sub])([sub]x2[/sub])?
Report, edit, etc...Posted by yoni45 on 2006-05-18 at 02:01:05
QUOTE(Syphon @ May 17 2006, 08:55 PM)
I don't understand your wording, is this implying that x[sub]1[/sub] = x[sub]2[/sub] or does x[sub]1[/sub] != x[sub]2[/sub].

Erm, is the value I'm trying to find x[sup]2[/sup] or (x[sub]1[/sub])([sub]x2[/sub])?
[right][snapback]488401[/snapback][/right]


x1 may or may not equal x2, and your looking for (x1)(x2)
Report, edit, etc...Posted by MasterJohnny on 2006-05-18 at 02:22:13
let just say she does get older?
Report, edit, etc...Posted by yoni45 on 2006-05-18 at 02:26:29
It's been a loooong while since I've done this kinda stuff... but is it somewhere around

-0.381?

(0.618) * (-0.618)?

I know I got one solution for x being 0.618, not sure of the other though, although experience dictates its the flip of... then again that's when dealing with square roots... but o well, that's what I have for know... might add later happy.gif
Report, edit, etc...Posted by DT_Battlekruser on 2006-05-18 at 03:10:24
QUOTE(Noober @ May 17 2006, 06:54 PM)
You got that from the Stanford Math Tourney, eh? happy.gif
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AHHHHH! *hides*

To think next year I'll go knowing there's a SENer out there somewhere. *shivers

QUOTE(Syphon @ May 17 2006, 07:55 PM)
I don't understand your wording, is this implying that x[sub]1[/sub] = x[sub]2[/sub] or does x[sub]1[/sub] != x[sub]2[/sub].

Erm, is the value I'm trying to find x[sup]2[/sup] or (x[sub]1[/sub])([sub]x2[/sub])?
[right][snapback]488401[/snapback][/right]


(x[sub]1[/sub])(x[sub]2[/sub])

Oh yeah, no calculator.
Report, edit, etc...Posted by Deathawk on 2006-05-18 at 06:40:33
Play nice with the Algebra I kids sad.gif
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