Rewrite as .

Expand using the FOIL Method.

Apply the distributive property.

Apply the distributive property.

Apply the distributive property.

Simplify and combine like terms.

Simplify each term.

Multiply by .

Multiply by .

Add and .

Reorder and .

Add and .

Apply the distributive property.

Multiply by .

Expand by multiplying each term in the first expression by each term in the second expression.

Simplify each term.

Multiply by .

Multiply by .

Rewrite using the commutative property of multiplication.

Multiply by .

Multiply by .

Rewrite using the commutative property of multiplication.

Multiply by .

Rewrite using the commutative property of multiplication.

Multiply by .

Rewrite using the commutative property of multiplication.

Multiply by .

Multiply by .

Rewrite using the commutative property of multiplication.

Multiply by .

Reorder factors in .

Simplify (16m-(a+b)^(2n))(5m+3(a+b)^2)