Question

please answer me fast​

Answer 1

Answer:

hey your answer is as follows

so pls mark it as brainliest

Step-by-step explanation:

now 3x square-243=0

ie 3x square=243

so x square=81

taking square roots on both sides

we get

ie x=9 or x=-9

Answer 2

Answer:

3x^2-243=0

3x^2 = 243

x^2 = 81

x =√81

x =9

Itz Harsh