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Solution set of 2x + 2lxl ≥ 2√2 is:

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Vikas TU , 14 Years ago
Grade 12th Pass
anser 1 Answers
Chetan Mandayam Nayakar

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

Last Activity: 14 Years ago
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