anonymous
  • anonymous
Simplify: 7 radical 3 + 8 radical 3 minus 2 radical 2
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
\[7\sqrt{3}+8\sqrt{3}-2\sqrt{2}\]
anonymous
  • anonymous
you can add the radical 3's but not the 2's
anonymous
  • anonymous
A. \[13\sqrt{5}\] B. \[13\sqrt{6}\] C. \[15\sqrt{3}-2\sqrt{2}\]

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anonymous
  • anonymous
so 11 rad 3, - 2rad 2
anonymous
  • anonymous
sorry.. 7+8 = 15 :(
anonymous
  • anonymous
so 15 rad 3 - 2 rad 2.... sorry about the # of posts
anonymous
  • anonymous
Thanks! :) And it's no problem!! :)
anonymous
  • anonymous
mmk. basically think of rad 3 as an "x" and rad 2 as a "y". you can add the x's but you cant mix with y's :)

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