Jessica023
Jessica023 Jessica023
  • 23-03-2017
  • Mathematics
contestada

Factor 4b^2 - 9

A, (4b+3)(b-3)
B, (2b+3)(2b-3)
C,(2b-4)(2b-5)

Respuesta :

SoccerGirl920
SoccerGirl920 SoccerGirl920
  • 23-03-2017
The correct answer is B)
Hope this helps!
Answer Link
ColinJacobus ColinJacobus
  • 12-06-2019

Answer:  The correct option is (B) [tex](2b+3)(2b-3).[/tex]

Step-by-step explanation:  We are given to factorize the following expression :

[tex]E=4b^2-9.[/tex]

We will be using the following factorization formula :

[tex]a^2-b^2=(a+b)(a-b).[/tex]

The factorization is as follows :

[tex]E\\\\=4b^2-9\\\\=(2b)^2-3^2\\\\=(2b+3)(2b-3).[/tex]

Thus, the required factored form is [tex](2b+3)(2b-3).[/tex]

Option (B) is CORRECT.

Answer Link

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