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Author Topic: Anyone good at Algebra  (Read 2140 times)

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Vamps

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Anyone good at Algebra
« on: 14 November 2012, 20:12:35 »
What is the answer to this please?................. :y

Y is directionally proportional to X, if Y= 5 and X= 1.5 find X when Y=
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TheBoy

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Re: Anyone good at Algebra
« Reply #1 on: 14 November 2012, 20:16:07 »
X=(1.5/5)*Y
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Vamps

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Re: Anyone good at Algebra
« Reply #2 on: 14 November 2012, 20:22:02 »
That does not help me do Darth's daughters homework.... ::) ::) ::)

Next questions - T is directly proportional to the square root of L, T= 6 and L= 6.25 find T when L= 1.96
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cem_devecioglu

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Re: Anyone good at Algebra
« Reply #3 on: 14 November 2012, 20:32:53 »
Quote from: Vamps on 14 November 2012, 20:12:35
What is the answer to this please?................. :y

Y is directionally proportional to X, if Y= 5 and X= 1.5 find X when Y= ???

y=nX and there is something wrong in the question.. they must ask one of them not both unknown!
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Vamps

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Re: Anyone good at Algebra
« Reply #4 on: 14 November 2012, 20:36:04 »
Quote from: cem on 14 November 2012, 20:32:53
Quote from: Vamps on 14 November 2012, 20:12:35
What is the answer to this please?................. :y

Y is directionally proportional to X, if Y= 5 and X= 1.5 find X when Y= ???

y=nX and there is something wrong in the question.. they must ask one of them not both unknown!

Thanks Cem, someone beat me to it..... :D :D  Apparently the answer is 3.36............ :y :y
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cem_devecioglu

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Re: Anyone good at Algebra
« Reply #5 on: 14 November 2012, 20:36:13 »
Quote from: Vamps on 14 November 2012, 20:22:02
That does not help me do Darth's daughters homework.... ::) ::) ::)

Next questions - T is directly proportional to the square root of L, T= 6 and L= 6.25 find T when L= 1.96

T=nL1/2  now find n and then subtitute in eqn
 
 
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Darth Loo-knee

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Re: Anyone good at Algebra
« Reply #6 on: 14 November 2012, 21:23:10 »
Is there no boundaries to The Master's knowledge Vamps?
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Vamps

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Re: Anyone good at Algebra
« Reply #7 on: 14 November 2012, 21:28:43 »
Quote from: Darth Loo-knee on 14 November 2012, 21:23:10
Is there no boundaries to The Master's knowledge Vamps?

I was hoping to get a quick answer to impress Lilo, but Mark got there way before you or I...... :D :D
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Marks DTM Calib

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Re: Anyone good at Algebra
« Reply #8 on: 14 November 2012, 21:35:33 »
Maths is a subject you have to be ok at to get through an engineering degree!  :y ;D
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feeutfo

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Re: Anyone good at Algebra
« Reply #9 on: 14 November 2012, 21:44:13 »
That's me buggered then. :(
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cem_devecioglu

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Re: Anyone good at Algebra
« Reply #10 on: 14 November 2012, 22:07:38 »
Quote from: Marks DTM Calib on 14 November 2012, 21:35:33
Maths is a subject you have to be ok at to get through an engineering degree!  :y ;D

else you cant finish even the first class..
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Seth

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Re: Anyone good at Algebra
« Reply #11 on: 15 November 2012, 01:50:31 »
Quote from: Vamps on 14 November 2012, 20:22:02
That does not help me do Darth's daughters homework.... ::) ::) ::)

Next questions - T is directly proportional to the square root of L, T= 6 and L= 6.25 find T when L= 1.96

T = 1.88 :y
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Marks DTM Calib

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Re: Anyone good at Algebra
« Reply #12 on: 15 November 2012, 08:00:46 »
Quote from: Seth on 15 November 2012, 01:50:31
Quote from: Vamps on 14 November 2012, 20:22:02
That does not help me do Darth's daughters homework.... ::) ::) ::)

Next questions - T is directly proportional to the square root of L, T= 6 and L= 6.25 find T when L= 1.96

T = 1.88 :y

Sadly wrong....
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jonathanh

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Re: Anyone good at Algebra
« Reply #13 on: 15 November 2012, 08:12:33 »
3.36
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Marks DTM Calib

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Re: Anyone good at Algebra
« Reply #14 on: 15 November 2012, 08:20:01 »
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