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SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1what is (a+b)*(c+d) ?

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1what is the result of ( a+b)*(c+d) ?

tejadab268
 2 years ago
Best ResponseYou've already chosen the best response.0dw:1363810206819:dw

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1\[a*(b+c) = a*b+a*c \]

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1@tejadab268 No direct answers please, explain them instead!

miah
 2 years ago
Best ResponseYou've already chosen the best response.0his answer wasnt even right

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1In the same way \[(a+b)*(c+d) = a*(c+d)+b*(c+d)\]

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1that is a*c+a*d+b*c+b*d

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1now for help1, help2 and help4 you can use above formulae that i hav given

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1363810963051:dwdw:1363811076093:dw

miah
 2 years ago
Best ResponseYou've already chosen the best response.0yes, kind of. I was going to chose that answer. so the second one ?

tejadab268
 2 years ago
Best ResponseYou've already chosen the best response.0@SandeepReddy Good Explanation....... And I see I wasn't wrong ;) FOIL METHOD?

miah
 2 years ago
Best ResponseYou've already chosen the best response.0sorry :P can you help with the second one ?

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1Do it yourself @miah now u know how to do these kind of problem , give it a try! you can do it , its simple than we think!

miah
 2 years ago
Best ResponseYou've already chosen the best response.0I still dont know how to do it

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1Remember \[(a+b)(ab) = a^2 b^2\]

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1Its very important as important as \[(a+b)^2 = a^2+2ab+b^2\]

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1363812124287:dw

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1as for as rationalizing problem is concerned, multiply numerator and denominator with root 2

SandeepReddy
 2 years ago
Best ResponseYou've already chosen the best response.1Now one problem left, can u do it urself?

miah
 2 years ago
Best ResponseYou've already chosen the best response.0what answer choice is that ?

miah
 2 years ago
Best ResponseYou've already chosen the best response.0wait. i did get it right (:

miah
 2 years ago
Best ResponseYou've already chosen the best response.0I need help with the third one :o
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