Algebra2x + 2|x| >=2√2Solve..What is the answer .Please find and reply me fast Learn more 8 Years agoGrade
Arun8 Years agoDear student if x >0 2^x + 2^x > = 2 * sqrt(2) 2^x > = sqrt(2) x > = ½ if x 2^x + 2^ –x > = 2 * sqrt(2) 2^2x + 1 > = 2^(x+1) * sqrt (2) assume 2^x = t and then it will be a quadratic equation. now you can solve it further