गुणनखंडन विधि द्वारा समीकरण को हल करें
`9x^(2) + 16 = 0`

Explanation

`9x^(2) + 16 = 0`
`implies 9x^(2) - 16 i^(2) = 0 " " [ because i^(2) = -1]`
`implies (3x)^(2) - (4i)^(2) = 0`
`implies (3x + 4i) (3x - 4i) = 0`
`implies x = -""(4)/(3) " " `या `x = (4)/(3)i`
अतः, `- ""(4)/(3)i` और `(4)/(3) i` हल है |