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OpenStudy (anonymous):
Hey, wussup dude
undeadknight26 (undeadknight26):
Which statement is true about the product sqrt 2(3 sqrt2 + sqrt14)?
undeadknight26 (undeadknight26):
lol hey!
OpenStudy (anonymous):
What are the statements?
undeadknight26 (undeadknight26):
What do you mean?
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undeadknight26 (undeadknight26):
It is rational and equal to 12.
It is rational and equal to 18.
It is irrational and equal to 6 + 2square root of 18.
It is irrational and equal to 3 +square root of 18.
undeadknight26 (undeadknight26):
thats what i was forgeting lol...
OpenStudy (anonymous):
Okay so check this out:
2(3√2 + 4√14) = (2 * 3√2) + (2 * 4√14)
which is :
6√2 + 8√14
divide both sides by 2:
(6 + 2) + 8√7 = 16√7
undeadknight26 (undeadknight26):
which numbers do u divide???
OpenStudy (anonymous):
Oh, hold on. I think I did something wrong. Hold on
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OpenStudy (anonymous):
I dont know where that 4 came from. It hsould look like this:
Okay so check this out:
2(3√2 + √14) = (2 * 3√2) + (2 * √14)
which is :
6√2 + 2√14
undeadknight26 (undeadknight26):
so now i divide?
undeadknight26 (undeadknight26):
I chose the 3rd one...is that correct?
OpenStudy (anonymous):
It would be C yeah,
undeadknight26 (undeadknight26):
another 5/10...
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