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Solution set of 2 x + 2 lxl ≥ 2√2 is:


Solution set of 2x + 2lxl ≥ 2√2 is:


 


Grade:12th Pass

1 Answers

Chetan Mandayam Nayakar
312 Points
9 years ago

for x≥0,2x+2 ≥23/2

for x<0,2^x +2^-x,let 2^x=y, y+(1/y)≥23/2, y2-2(3/2)y+1≥0, solve for y

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