SOLUTION: I need to factor these polynomials completely... (A) 25x^2-144 (B) 64m^3+125 Can you plz explain it to me step by step so that I understand what your doing...thnx

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: I need to factor these polynomials completely... (A) 25x^2-144 (B) 64m^3+125 Can you plz explain it to me step by step so that I understand what your doing...thnx      Log On


   



Question 439397: I need to factor these polynomials completely...

(A) 25x^2-144 (B) 64m^3+125



Can you plz explain it to me step by step so that I understand what your doing...thnx

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
factor these polynomials completely...
(A) 25x^2-144
Problem Form: Difference of Squares:
Factored Form:
(5x-12)(5x+12)
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(B) 64m^3+125
Problem Form: Sum of Cubes:
Factored Form:
(4m+5)((4m)^2-(4m)(5)+5^2)
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= (4x+5)(16m^2-20m+25)
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Cheers,
Stan H.