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lisapivaral
Group Title
How do I multiply (5+x)(5+2x).
Help is greatly needed
 2 years ago
 2 years ago
lisapivaral Group Title
How do I multiply (5+x)(5+2x). Help is greatly needed
 2 years ago
 2 years ago

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lilg132 Group TitleBest ResponseYou've already chosen the best response.0
5 * 5 = 25 5 * 2x = 10x x * 5 = 5x x * 2x = 2x^2 so 2x^2 + 5x + 10x + 25 which is now 2x^2 + 15x + 25 remember to click good answer
 2 years ago

henkjan Group TitleBest ResponseYou've already chosen the best response.3
Use the parrot beak techniquedw:1323789751994:dw the lines of the beak are the numbers you have to multiply: so 5*5 + x*5 + x*5 + x*2x
 2 years ago

ash2326 Group TitleBest ResponseYou've already chosen the best response.0
multiply term by term (5+x)(5+2x) 5(5+2x)+x(5+2x) 25+10x+5x+2x^2 2x^2+15x+25
 2 years ago

lilg132 Group TitleBest ResponseYou've already chosen the best response.0
dw:1323789902300:dw
 2 years ago

lilg132 Group TitleBest ResponseYou've already chosen the best response.0
dw:1323789917134:dw
 2 years ago

lisapivaral Group TitleBest ResponseYou've already chosen the best response.0
Thanks friends I really needed the help.
 2 years ago

henkjan Group TitleBest ResponseYou've already chosen the best response.3
Haha :P ... I learned this technique from my math teacher when he was in a funny mood ;P
 2 years ago

lilg132 Group TitleBest ResponseYou've already chosen the best response.0
your welcome
 2 years ago
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