Question

Solve the quadratic equation 9x2 − 16 = 0

Answer 1

x = ±
`(4)/(3)`

Explanation:

9x² − 16 = 0

9x² = 16

x² =
`(16)/(9)`

x = ± √
`(16)/(9)`

x = ±
`(4)/(3)`

So, the answer is: x =
`(4)/(3)` , -
`(4)/(3)`