anonymous
  • anonymous
will someone help ,me please
Geometry
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
anonymous
  • anonymous
\[-\sqrt{8}-4\sqrt{7}+2\sqrt{72}-2\sqrt{7}\]
anonymous
  • anonymous
all you can do is simplify
anonymous
  • anonymous
combine like radicals

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anonymous
  • anonymous
can u work it out and show me please
anonymous
  • anonymous
you can further simplify -\[\sqrt{8}\]
anonymous
  • anonymous
yes
anonymous
  • anonymous
thank you
anonymous
  • anonymous
\[-\sqrt{8}\] is really -\[\sqrt{4x2}\]
anonymous
  • anonymous
the 4 comes out as a 2 because the sq root of 4 is 2. put it out front with the negative sign
anonymous
  • anonymous
-2\[-\sqrt{2}\]
anonymous
  • anonymous
crap
anonymous
  • anonymous
-2√2
anonymous
  • anonymous
the -4√7 and -2√7 become -6√7
anonymous
  • anonymous
2√72 can be 2√(9)(8)
anonymous
  • anonymous
9 pops out as 3, multiply it with the 2 to get 6√8, this further simplifies too
anonymous
  • anonymous
6√(4)(2)
anonymous
  • anonymous
4 pops out as 2, times it by 6 for 12√2
anonymous
  • anonymous
combine that with our other √2 we first simplified
anonymous
  • anonymous
10√2 - 6√7 all done
anonymous
  • anonymous
thats the answer
anonymous
  • anonymous
yes, you cant simplify any further
anonymous
  • anonymous
do u mind putin it all togther how do do it i want to try it on my own
anonymous
  • anonymous
like all of it on one page
anonymous
  • anonymous
ya, give me a few min, I'll write it out
anonymous
  • anonymous
thanks ur the best im glad u helped me out means alot to me
anonymous
  • anonymous
no Prob at all
anonymous
  • anonymous
just write it wen u get done with it
anonymous
  • anonymous
http://imgur.com/A3F8U

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