IQ Test-2

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IQ Test-2

lost
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#21

07-04-2011, 11:18 AM

-20 = -20
or 16-36= 25-45
=> 4^2-9x4 = 5^2 - 9x5
=> 4^2-9x4 + 81/4 = 5^2 - 9x5 + 81/4 // Add 81/4 to both sides
As we know (a-b)^2 = a^2 -2ab + b^2
or you may simply solve each sides

so (4-9/2)^2 = (5 - 9/2)^2
cancel power on the both sides
=> 4-9/2 = 5-9/2
Cancel -9/2 on both sides
4=5
or 2+2=5

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IQ Test-2 - by Kasim - 04-07-2010, 04:22 PM

[No subject] - by Ali RAZA - 04-07-2010, 04:30 PM

[No subject] - by WARDAH - 04-07-2010, 05:13 PM

[No subject] - by Kasim - 04-09-2010, 05:02 PM

[No subject] - by shani420 - 04-09-2010, 07:35 PM

[No subject] - by Kasim - 04-09-2010, 07:44 PM

[No subject] - by shani420 - 04-09-2010, 08:31 PM

[No subject] - by Kasim - 04-12-2010, 03:27 PM

[No subject] - by syed_mayaz - 04-17-2010, 03:30 PM

[No subject] - by Kasim - 04-19-2010, 02:22 PM

[No subject] - by yasir_live - 04-26-2010, 08:31 PM

[No subject] - by Ali RAZA - 04-26-2010, 11:12 PM

[No subject] - by yasir_live - 04-27-2010, 02:58 AM

[No subject] - by Johnny78901 - 06-17-2011, 01:37 AM

[No subject] - by Moamar Qazafi - 06-17-2011, 09:29 PM

[No subject] - by Moamar Qazafi - 06-17-2011, 09:30 PM

[No subject] - by Kasim - 06-17-2011, 10:15 PM

[No subject] - by Moamar Qazafi - 06-18-2011, 09:44 PM

[No subject] - by Kasim - 06-25-2011, 06:13 PM

[No subject] - by Moamar Qazafi - 07-04-2011, 05:20 AM

[No subject] - by lost - 07-04-2011, 11:18 AM

[No subject] - by lost - 07-04-2011, 11:32 AM

[No subject] - by Moamar Qazafi - 07-05-2011, 06:53 AM

[No subject] - by Moamar Qazafi - 07-05-2011, 07:20 AM

[No subject] - by Moamar Qazafi - 07-05-2011, 07:22 AM

[No subject] - by Moamar Qazafi - 07-05-2011, 07:24 AM