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PLEASE HELP ASAP!!! CORRECT ANSWERS ONLY PLEASE!!

Factor x^2 + 25 in the complex numbers.

PLEASE HELP ASAP CORRECT ANSWERS ONLY PLEASE Factor x2 25 in the complex numbers class=

Respuesta :

The answer you are looking for is B.
tramserran

Answer: C

Step-by-step explanation:

 x² + 25

= x² - (-25)

This can now be factored using the sum & difference formula:

  • a² - b² = (a - b)(a + b)

√x² = x

√-25 = 5i

So, x² - (-25) = (x - 5i)(x + 5i)