Math, asked by palaceofgamers1114, 18 days ago

Factorise it :-
4a²-12a+9-49b²​

Answers

Answered by MaFiYaGiRl
0

Answer:

Given, 4a  

2

−12a+9−49b  

2

 

=(2a)  

2

−2(2a)(3)+3  

2

−(7b)  

2

 

=(2a−3)  

2

−(7b)  

2

 

Now by using a  

2

−b  

2

=(a+b)(a−b)

=(2a−3+7b)(2a−3−7b)

Step-by-step explanation:

Answered by Adrito2
2

Answer:

(2a - 3 + 7b) (2a - 3 - 7b)

Step-by-step explanation:

4a²- 12a + 9 - 49b²​

= (2a)² - 2.2a.3 + 3² - (7b)²

= (2a - 3)² - (7b)²

= (2a - 3 + 7b) (2a - 3 - 7b)

Ans:-(2a - 3 + 7b) (2a - 3 - 7b)

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