Question

if two roots of 4x³-12x²+9x-2=0 are equal, then the roots are​

Answer 1

 4x³ − 12x² + 9x − 2=0

(4x² − 4x + 1) • (x − 2) = 0

(2x − 1) • (2x − 1) • (x − 2) = 0

(2x − 1)² • (x − 2) = 0

i guess u could take care from here..