2010-09-07 06:24:50

ivyness.oo6
» FTalkManiac
FTalk Level: zero
799
0
1969-12-31

Re: [align=center][img]http://img64.imageshack.us/img64/9004/katangahan.png[/img] ------------------------------------------------------------------------------------------------- [b]FOR THE RULES & RERGU

[quote=xxBUBBLiExx;#3673544;1283784598]The Perimeter Of A Rectangular Ranch Is 400 M. Find The Dimensions Of The Ranch That Will Contain The Greatest Area. (2L + 2W = 400) 1/2 L + W = 200 L = 200 - W A= LW A = (200-W)W A= -W^2 + 200W <- quadratic equation (Y= ax^2+bx+c) Find vertex = (h,k) where h = -b/2A -(200)/2(-1) = -200/-2 = 100 h is width K is Y (area). Kaya plug 100 in nalang sa W K = -(100)^2 + (200)(100) K= -10000 + 20000 K = 10000 k is m. area W = 100 A = 10000 A= (L)(W) 10000 = 100L L = 100 -- correct: substitute variables to the answers in this equation 2L + 2W = 400 2(100) + 2(100) = 400 200 + 200 = 400 Whew. Tama ba. Haha[/quote] Salamat. Tama yung akin. kagaya eh. haha. xD Magandang Hapon. :)

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