解方程√2X²+4√3X=2√2

问题描述:

解方程√2X²+4√3X=2√2

原式两边同除以√2得X²+4√3 /√2 X = 2X²+2√6 X = 2X²+2√6 X + 6 = 2 + 6(X+√6)² = 8(X+√6) = ±√8所以X 1= √8 - √6 = 2√2 - √6 ,X 2= -√8 - √6 = -2√2 - √6...