Hãy Tính bài sau: √3/2a³ Question Hãy Tính bài sau: √3/2a³ in progress 0 Môn Toán Dâu 4 years 2020-10-15T22:44:10+00:00 2020-10-15T22:44:10+00:00 2 Answers 97 views 0
Answers ( )
`\sqrt(3/2 a^3` (đkxđ: `x≥0`)
`=\sqrt(3/2.a^2.a)`
`=a\sqrt(3/2 a)`
`sqrt{3/(2)a^3}` `(ĐK: a ≥ 0)`
`= sqrt{3/(2).a^{2}.a}`
`= sqrt{a^2}.sqrt{3/(2)a}`
`= |a|.sqrt{3/(2)a}`
`= a.sqrt{3/(2)a}`