x|x|=4x =?
ashu Joshi , 10 Years ago
Grade 12
Algebra> x|x|=4
x =?
1 Answers
Sunil Kumar FP
Last Activity: 10 Years ago
x|x|=x^2,x>0
=-x^2 x<0
therefore x^2=4x x>0
x=0,4
-x^2=4x x<0
x=-4,0
thanks and regards
sunil kr
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