Math, asked by bhawanabhaskar2017, 29 days ago

(81a^2 - 4) ÷ (9a + 2)​

Answers

Answered by Teluguboyneedagf
0

Step-by-step explanation:

We know the identity a

4

+b

4

+a

2

b

2

=(a

2

+b

2

+ab)(a

2

+b

2

−ab)

Using the above identity, the equation 81a

4

+b

4

+9a

2

b

2

can be factorised as follows:

81a

4

+b

4

+9a

2

b

2

=(3a)

4

+(b)

4

+(3a)

2

(b)

2

=[(3a)

2

+(b)

2

+(3a)(b)][(3a)

2

+(b)

2

+(3a)(b)]

=(9a

2

+b

2

+3ab)(9a

2

+b

2

−3ab)

Answered by Hindhusri
0

Answer:

597.09

Step-by-step explanation:

(81a^2-4)÷(9a+2)

(6568a÷11a)

6585a/11a

597.09

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