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Maths Puzzle
Find the no of real solution |x2
| -3|x|+2=0
Read Solution (Total 1)
put |x| = t
equation becomes t^2 - 3t + 2 = 0
so t = 1 or 2
so x can be -1,+1,-2,+2
answer is 4 real values
13 years ago
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