Question

find the hcf and lcm of 2x³-5x²-3x and x²-9​

Answer 1

Explanation:

2x³-5x²-3x=

$x(2x {}^{2} - 5x - 3)$

$x(x - 1)(2x - 3)$

=x²-9

$(x - 3)(x + 3)$

LCM of 2x³-5x²-3x and x²-9=

$x(x - 1)(x - 3)(x + 3)(2x - 3)$

HCF=0