anonymous
  • anonymous
Binomial Radical Expressions! Question is in the attachment file!
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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katieb
  • katieb
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
anonymous
  • anonymous
1 Attachment
anonymous
  • anonymous
A.
1 Attachment
anonymous
  • anonymous
B.
1 Attachment

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anonymous
  • anonymous
C.
1 Attachment
anonymous
  • anonymous
D.
1 Attachment
dumbcow
  • dumbcow
To rationalize the denominator multiply top and bottom by conjugate: \[\frac{7}{1-\sqrt{3}}*\frac{1+\sqrt{3}}{1+\sqrt{3}}\]
dumbcow
  • dumbcow
1 question at a time please
anonymous
  • anonymous
Those weren't questions attachements paint 1 through 5 are the answer choices!
anonymous
  • anonymous
There labeled a b c and d.
dumbcow
  • dumbcow
oh i see :)
dumbcow
  • dumbcow
hmm i don't like any of the answer choices
anonymous
  • anonymous
Which one is it thenn?
dumbcow
  • dumbcow
work it out, i showed you what you need to do
anonymous
  • anonymous
I really don't know how to do this.
anonymous
  • anonymous
Can you please just tell me which answer it is please! That's my last questionn!
dumbcow
  • dumbcow
just distribute on top and FOIL on bottom --> answer = (7 + 7sqrt3)/-2
anonymous
  • anonymous
Which letter choice is that cause it doesn't seem to match anyy.
dumbcow
  • dumbcow
thats what i said before
anonymous
  • anonymous
Ok well if you had to choose out of the choices which do you think would be right?
anonymous
  • anonymous
dumbcow...can you help me on that same problem when ur done
dumbcow
  • dumbcow
none did you know that A and B are exactly the same
anonymous
  • anonymous
Ohhh okayy I'll post you the last choice that's my faultt
anonymous
  • anonymous
1 Attachment
anonymous
  • anonymous
Alright thats the choicee.
anonymous
  • anonymous
So is the newest choice the answer?
dumbcow
  • dumbcow
it seems to be the closest but it is not correct either
dumbcow
  • dumbcow
did i get the original question correct ??
anonymous
  • anonymous
Alright thanks for the help!
dumbcow
  • dumbcow
you know you can use a calculator to verify these as well
dumbcow
  • dumbcow
7/(1-sqrt3) = -9.562 so which answer equals -9.562

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