anonymous
  • anonymous
How would I do this problem √112 + √63 ?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
first do the radicals
anonymous
  • anonymous
I'm extremely confused.. So I would find the sqrt of 112 and 63? Or...?
zzr0ck3r
  • zzr0ck3r
\[\sqrt{112}=\sqrt{16*7}=\sqrt{16}\sqrt{7}=4\sqrt{7}\\\sqrt{63}=\sqrt{7*9}=\sqrt{9}\sqrt{7}=3\sqrt{7}\\\sqrt{112}+\sqrt{63}=4\sqrt{7}+3\sqrt{7}=?\]

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zzr0ck3r
  • zzr0ck3r
hint 4apples + 3apples = 7apples apples = sqrt(7)
anonymous
  • anonymous
Thanks. Haha. My Brain's kinda gotten fried. So I end up with 7√7, right.
zzr0ck3r
  • zzr0ck3r
correct

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