If the harmonic mean of the roots of the equation \sqrt{2} {\x}^2- {\bx}+(8-2 \sqrt{5})=0 is 4 , then the value of b is [AP EAPCET 21 May 2025 S1]

AP EAPCET 21 May 2025 Shift 1 Paper

Section: Mathematics

Question : 10 of 160

Marks: +1, -0

If the harmonic mean of the roots of the equation √2x2−bx+(8−2√5)=0 is 4 , then the value of b is

[AP EAPCET 21 May 2025 S1]

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