2a√3a/x · 3ax · √4x³/5a².
问题描述:
2a√3a/x · 3ax · √4x³/5a².
答
2a√3a/x · 3ax · √4x³/5a²
=(2a*3ax)*(√3a/x*√4x³/5a²)
=6a²x*√(12x²/5a)
=6a²x*√[(4x²*3x*5a)/(5a*5a)]
=6a²x*2x/5a*√(15ax)
=12ax²/5a√(15ax)