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Find the linearization L(x) of the function at a.
f(x) = x^4 + 4x^2, a = −1
 one year ago
 one year ago
help_needed Group Title
Find the linearization L(x) of the function at a. f(x) = x^4 + 4x^2, a = −1
 one year ago
 one year ago

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help_needed Group TitleBest ResponseYou've already chosen the best response.0
I keep getting F(x) = f(x) = 12x  8 as my asnwer but it's wrong :(
 one year ago

mukushla Group TitleBest ResponseYou've already chosen the best response.1
is this right? \[L(x)=f(a)+(xa)f'(a) \]
 one year ago

mukushla Group TitleBest ResponseYou've already chosen the best response.1
so we have a=1 and\[L(x)=f(1)+(x+1)f'(1)\]how about this one ? make sense?
 one year ago

mukushla Group TitleBest ResponseYou've already chosen the best response.1
i think u got it from here :)
 one year ago

help_needed Group TitleBest ResponseYou've already chosen the best response.0
yeah but thats exactly what i do but the asnwer sumhow is wrong
 one year ago

help_needed Group TitleBest ResponseYou've already chosen the best response.0
f(1) = 5 and f'(1) = 12. So it becomes 5 + 12(x+1) = 12x + 8
 one year ago

help_needed Group TitleBest ResponseYou've already chosen the best response.0
and it keeps marking it wrong
 one year ago

help_needed Group TitleBest ResponseYou've already chosen the best response.0
idk what im doing wrong here
 one year ago

mukushla Group TitleBest ResponseYou've already chosen the best response.1
lemme check
 one year ago

help_needed Group TitleBest ResponseYou've already chosen the best response.0
srry that shud be 12x 8
 one year ago

mukushla Group TitleBest ResponseYou've already chosen the best response.1
i got ... 12x7
 one year ago

help_needed Group TitleBest ResponseYou've already chosen the best response.0
WOWW IM SUCHHH A FAILLURE...OK wow i cant beleive i got the calc right and algebra wrong
 one year ago

help_needed Group TitleBest ResponseYou've already chosen the best response.0
thank u lol i really cant beleive i got this wrong
 one year ago

mukushla Group TitleBest ResponseYou've already chosen the best response.1
no problem ..it happens sometime :)
 one year ago

help_needed Group TitleBest ResponseYou've already chosen the best response.0
ok but this one its not about the algebra. Im just cnfused how to do it. Do u mind helping if i post it
 one year ago

mukushla Group TitleBest ResponseYou've already chosen the best response.1
ah sure :)
 one year ago

help_needed Group TitleBest ResponseYou've already chosen the best response.0
Thanks im posting it as a dffnt question
 one year ago
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