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borishaifa [10]
1 year ago
13

Factor the polynomial

Mathematics
2 answers:
Anettt [7]1 year ago
8 0

Answer:

(3x + 5)(9x^2 - 15x + 25)

Step-by-step explanation:

27x^3 + 125

= (3x)^3 + 5^3

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

= (3x + 5)(9x^2 - 15x + 25)

FYI: a³ + b³ = (a + b)(a² – ab + b²)

nevsk [136]1 year ago
4 0

Answer:

<u>(3x + 5)(9x² - 15x + 25)</u>

Step-by-step explanation:

This is given in the form : a³ + b³

Identity :

  • a³ + b³ = (a + b)(a² - ab + b²)

Solving :

  • 27x³ + 125
  • (3x)³ + (5)³
  • <u>(3x + 5)(9x² - 15x + 25)</u>
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