Grade 11Magical Mathematics[Interesting Approach]
|x^2 - 3x +2| = 2 find x
1 Answer
ASHOK PAUL
since the modulus of X^2-3X+2=2 IT COULD BE THAT X^2-3X+2=2 OR X^2-3X+2=-2.But X^2-3X+2=-2 has no real solution,so leave it.
the roots of X^2-3X+2=2 are 3 and 0.so X=3 or 0
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