plzz answer this question
The one who will answer first will be marked as brianliest answer
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Answered by
3
Answer:
it is an exam am i right answer is 3...
Answered by
0
Answer:
3
Step-by-step explanation:
By thales' theorem
(x-1)/(x+1) = x/(x+3)
By cross multiplication, we get
x=3
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