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361007IN
Answered

Find X exactly. Answer should be in a square root.

Find X Exactly Answer Should Be In A Square Root class=

Answer :

Answer:

7  in    <==== no sqrt in the answer

Step-by-step explanation:

x =  7 sqrt 2 * cos 45

  = 7 sqrt 2 *    sqrt 2 /2

  = 7 (2)/2 = 7

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