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janessia Group TitleBest ResponseYou've already chosen the best response.1
dw:1341559210514:dw
 2 years ago

asnaseer Group TitleBest ResponseYou've already chosen the best response.2
the trick with these is to look at the number under the square root sign and see if you can express it as a product of a number that is a perfect square.
 2 years ago

asnaseer Group TitleBest ResponseYou've already chosen the best response.2
so think of how you can form 63 as a product of two numbers, one of which is a perfect square
 2 years ago

janessia Group TitleBest ResponseYou've already chosen the best response.1
nope its not a perfect square
 2 years ago

asnaseer Group TitleBest ResponseYou've already chosen the best response.2
63 is not a perfect square, but can you express 63 as the product of two other numbers, one of which is a perfect square?
 2 years ago

janessia Group TitleBest ResponseYou've already chosen the best response.1
can i do a factor tree?
 2 years ago

janessia Group TitleBest ResponseYou've already chosen the best response.1
ohk hold on
 2 years ago

janessia Group TitleBest ResponseYou've already chosen the best response.1
i got dw:1341559648703:dw
 2 years ago

janessia Group TitleBest ResponseYou've already chosen the best response.1
thts wat i got? ignore the bottom part
 2 years ago

asnaseer Group TitleBest ResponseYou've already chosen the best response.2
not quite:\[\sqrt{63}=\sqrt{9*7}=\sqrt{3^2*7}=3\sqrt{7}\]
 2 years ago

asnaseer Group TitleBest ResponseYou've already chosen the best response.2
you have swapped the 3 and 7
 2 years ago

janessia Group TitleBest ResponseYou've already chosen the best response.1
yea thts wat i meant
 2 years ago

asnaseer Group TitleBest ResponseYou've already chosen the best response.2
ok, now don't forget you also have to multiply by that 5 in the original question
 2 years ago

janessia Group TitleBest ResponseYou've already chosen the best response.1
so 5 times the answer we got?
 2 years ago

asnaseer Group TitleBest ResponseYou've already chosen the best response.2
yes  thats right
 2 years ago

asnaseer Group TitleBest ResponseYou've already chosen the best response.2
so what do you get for your final answer?
 2 years ago

janessia Group TitleBest ResponseYou've already chosen the best response.1
ohk hold on dnt leave yet
 2 years ago

asnaseer Group TitleBest ResponseYou've already chosen the best response.2
I won't  don't worry :)
 2 years ago

janessia Group TitleBest ResponseYou've already chosen the best response.1
i got a decimal?
 2 years ago

asnaseer Group TitleBest ResponseYou've already chosen the best response.2
leave the answer in radical form
 2 years ago

janessia Group TitleBest ResponseYou've already chosen the best response.1
dw:1341559908464:dw
 2 years ago

asnaseer Group TitleBest ResponseYou've already chosen the best response.2
perfect! well done!
 2 years ago

janessia Group TitleBest ResponseYou've already chosen the best response.1
thnk u!!!!
 2 years ago
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