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TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1\[\huge a= 2^{\frac{ 1 }{ 2 }} + 2^{\frac{ 1 }{ 2 }}\] \[\huge b=2^{\frac{ 1 }{ 2 }}  2^{\frac{ 1 }{ 2 }}\] FIND \[\huge a ^{3} + b ^{3}\]

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1lol someone randomly gave me a medal?

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1i know the formula for a^3 + b^3 btw

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1(a+b)(a^2ab + b^2)

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1its actually \( 2 \times 2^{1/2}\)

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1ok, keep that as it is... now try (a^2ab + b^2) =... ?

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1same thing as 2^1/2 + 2^1/2

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1i worked out a^2 was 9/2 before

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1b^2 was also ummm 1/2

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1\((a^2ab+b^2 )= (a^22ab+b^2)+ab = (a+b)^2+ab\) you already know a+b

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1we know a+b = 2*2^(1/2)

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1would it be (ab)^2 + ab? instead of (a+b)^2 + ab

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1\((a^2ab+b^2 )= (a^2+2ab+b^2)3ab = (a+b)^23ab\)

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1so ill just work out (a^2ab + b^2) manually?

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1wait but i dont think i done (a+b)^2

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1i was just trying to simplify...you can do that manually, but it'll become complicated...

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1(a+b)^2 would be 8?

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1yes. ab = 3/2 so, 3ab = 9/2 and 8+9/2 =... ?

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1so answer is (2^1/2 times 2 )(7/2) Is it?

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1\(2 \times 2^{(1/2)} \times 7/2 =2^{(1/2)} \times 7 \)

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1ok thank you so much

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1these question confuse me so much :(

hartnn
 one year ago
Best ResponseYou've already chosen the best response.1practice more.... all confusions will go away...

TeemoTheTerific
 one year ago
Best ResponseYou've already chosen the best response.1lol thats easy to say
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