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SandeepReddyBest ResponseYou've already chosen the best response.1
what is (a+b)*(c+d) ?
 one year ago

SandeepReddyBest ResponseYou've already chosen the best response.1
what is the result of ( a+b)*(c+d) ?
 one year ago

tejadab268Best ResponseYou've already chosen the best response.0
dw:1363810206819:dw
 one year ago

miahBest ResponseYou've already chosen the best response.0
something with a fraction
 one year ago

SandeepReddyBest ResponseYou've already chosen the best response.1
\[a*(b+c) = a*b+a*c \]
 one year ago

SandeepReddyBest ResponseYou've already chosen the best response.1
@tejadab268 No direct answers please, explain them instead!
 one year ago

miahBest ResponseYou've already chosen the best response.0
his answer wasnt even right
 one year ago

SandeepReddyBest ResponseYou've already chosen the best response.1
In the same way \[(a+b)*(c+d) = a*(c+d)+b*(c+d)\]
 one year ago

SandeepReddyBest ResponseYou've already chosen the best response.1
that is a*c+a*d+b*c+b*d
 one year ago

SandeepReddyBest ResponseYou've already chosen the best response.1
now for help1, help2 and help4 you can use above formulae that i hav given
 one year ago

SandeepReddyBest ResponseYou've already chosen the best response.1
dw:1363810963051:dwdw:1363811076093:dw
 one year ago

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

tejadab268Best ResponseYou've already chosen the best response.0
@SandeepReddy Good Explanation....... And I see I wasn't wrong ;) FOIL METHOD?
 one year ago

miahBest ResponseYou've already chosen the best response.0
sorry :P can you help with the second one ?
 one year ago

SandeepReddyBest ResponseYou've already chosen the best response.1
Do 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!
 one year ago

miahBest ResponseYou've already chosen the best response.0
I still dont know how to do it
 one year ago

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

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

SandeepReddyBest ResponseYou've already chosen the best response.1
dw:1363812124287:dw
 one year ago

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

SandeepReddyBest ResponseYou've already chosen the best response.1
Now one problem left, can u do it urself?
 one year ago

miahBest ResponseYou've already chosen the best response.0
what answer choice is that ?
 one year ago

miahBest ResponseYou've already chosen the best response.0
wait. i did get it right (:
 one year ago

miahBest ResponseYou've already chosen the best response.0
I need help with the third one :o
 one year ago
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