Question

use the identities. ( 4a + 3b )^2​

Answer 1

Answer:

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Answer 2

ANSWER

(4a+3b)

2

−(4a−3b)

2

+48ab

=((4a)

2

+2(4a)(3b)+(3b)

2

)−((4a)

2

−2(4a)(3b)+(3b)

2

)+48ab

=(4a)

2

+2(4a)(3b)+(3b)

2

−(4a)

2

+2(4a)(3b)−(3b)

2

+48ab

=48ab+48ab

=96ab