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swin2013 Group TitleBest ResponseYou've already chosen the best response.0
At what rate is the area of the triangle formed by the ladder wall and the ground changing at that moment? i already know that dy/dt is 12 cm/sec
 2 years ago

baldymcgee6 Group TitleBest ResponseYou've already chosen the best response.1
Please give the whole question
 2 years ago

swin2013 Group TitleBest ResponseYou've already chosen the best response.0
A 13 ft ladder is leaning against a house when its base starts to slide away. By the time the base is 12 ft from the house, the base is moving at the rate 5 ft/sec
 2 years ago

baldymcgee6 Group TitleBest ResponseYou've already chosen the best response.1
dw:1352178476520:dw
 2 years ago

swin2013 Group TitleBest ResponseYou've already chosen the best response.0
yep, well i already found dy/dt and i was deriving dA/dt but it seemed wrong
 2 years ago

swin2013 Group TitleBest ResponseYou've already chosen the best response.0
i got 1/2 db/dt * h + dh/dt *b
 2 years ago

baldymcgee6 Group TitleBest ResponseYou've already chosen the best response.1
dw:1352178791974:dw
 2 years ago

baldymcgee6 Group TitleBest ResponseYou've already chosen the best response.1
dw:1352179052193:dw
 2 years ago

swin2013 Group TitleBest ResponseYou've already chosen the best response.0
close, the answer is =59.5....
 2 years ago

swin2013 Group TitleBest ResponseYou've already chosen the best response.0
how did you do that? did you just took the derivative inside and distribute the half sign?
 2 years ago

baldymcgee6 Group TitleBest ResponseYou've already chosen the best response.1
oops o missed something while differentiating the area formula
 2 years ago

swin2013 Group TitleBest ResponseYou've already chosen the best response.0
ok but did you do product rule?
 2 years ago

baldymcgee6 Group TitleBest ResponseYou've already chosen the best response.1
but wrong.. lol
 2 years ago

baldymcgee6 Group TitleBest ResponseYou've already chosen the best response.1
dw:1352179446697:dw
 2 years ago

swin2013 Group TitleBest ResponseYou've already chosen the best response.0
do you have to distribute?
 2 years ago

baldymcgee6 Group TitleBest ResponseYou've already chosen the best response.1
no theres nothing to distribute
 2 years ago

swin2013 Group TitleBest ResponseYou've already chosen the best response.0
then why do you have 0.5 multiplied on each portion? isn't 1/2 a constant?
 2 years ago

baldymcgee6 Group TitleBest ResponseYou've already chosen the best response.1
just type that into your calc... and you should get it.
 2 years ago

baldymcgee6 Group TitleBest ResponseYou've already chosen the best response.1
0.5 is a constant that could be factored out.. but there is no point
 2 years ago

swin2013 Group TitleBest ResponseYou've already chosen the best response.0
i did. but if i didn't distribute, i would get the wrong answer
 2 years ago

swin2013 Group TitleBest ResponseYou've already chosen the best response.0
oh no i got it/ lol nvm thanks!
 2 years ago
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