Question

(3/4 a^2 + 3b^2)* 4(a^2-2/3 b^2) ​

Answer 1

Answer:

(

4

3

a

2

+3b

2

)(a

2

−

3

2

b

2

)

=

4

3

a

2

(a

2

−

3

2

b

2

)+3b

2

(a

2

−

3

2

b

2

)

=

4

3

a

4

−

2

1

a

2

b

2

+3a

2

b

2

−2b

4

=

4

3

a

4

−2b

4

+

2

5

a

2

b

2