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schreckkatheri
schreckkatheri schreckkatheri
  • 28-04-2015
  • Mathematics
Answered

What are the square roots of 144 over 256 ?


A.

minus 12 over 16 and 12 over 16


B.

minus 12 over 18 and 12 over 18


C.

minus 9 over 16 and 9 over 16


D.

minus 72 over 128 and 72 over 128

Verified Answer :

MrTang
MrTang MrTang
  • 28-04-2015

You can get the solution by just testing.
Let's start with A:
1212=144
1616=256

Now you know that A is the correct answer.

Answer Link

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