LCM of Polynomial Functions...2

[mathdad]

Find the LCM of the given polynomials.

3x^2 - 27; 2x^2 - x - 15

Solution:

3x^2 - 27 = 3(x^2 - 9) or 3(x - 3) (x + 3)

2x^2 - x - 15 = (x - 3) (2x + 5)

LCM = 3(x + 3)(x - 3)(2x + 5)

Yes?

 

[Harry_the_cat]

Correct!

 

[mathdad]

Correct!

Another homerun!