yamadoo74
yamadoo74 yamadoo74
  • 12-03-2020
  • Mathematics
contestada

25-x^2
A. (5-x)(5-x)
B. (5+x)(5+x)
C. (5-x)(5+x)
D. (x-5)(x+5)

Respuesta :

VectorFundament120
VectorFundament120 VectorFundament120
  • 12-03-2020

Answer: C. (5-x)(5+x)

Step-by-step explanation:

The Difference of Two Squares

Formula: [tex]x^2-y^2=(x+y)(x-y)[/tex]

[tex]25-x^2=(5+x)(5-x)[/tex] or you can swap [tex](5-x)(5+x)[/tex]

(If you are confused about this, just ask.)

Answer Link
aeythplays
aeythplays aeythplays
  • 12-03-2020
D.) (x-5) (x+5)


Because x times x is x^2
X times 5 is 5x
-5 times x is -5x which cancels that out
And -5 times 5 is -25 making your answer D
Answer Link

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