Question

factorise: 3x^3+1/9​

Answer 1

Answer:

x= -1/3

Step-by-step explanation:

3x^3+1/9=0

cross multiply and u will get,

27x^3+1 whole divided by 9 equal to 0

now multiply 9 to 0 which becomes 0

then u will get 27x^3+1=0

= 27x^3= -1

x^3= -1/27

therefore x= Cube root of -1/27

which is equal to -1/3