If a=1/3-root 8 b= 1/3+root 8 find (a+b)2
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Answered by
4
Step-by-step explanation:
a=1/3-√8=3+√8/(3-√8)(3+√8)
=3+√8/9-8=3+√8
b=1/3+√8=3-√8/(3+√8)(3-√8)
=3-√8/9-8=3-√8
a+b=3+√8+3-√8=6
(a+b)*2=6*2=12
Answered by
1
Answer:
your answer is in the pic
Step-by-step explanation:
sorry for the rough type work dude
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