Question

Expand and combine like terms.
(4b^2+ 3) (4b^2- 3) =

1
SEE ANSWER

Answer 1

Explanation:

(4b^2+3)(4b^2-3)

since it is the expanded form of formula a^2-b^2=(a+b)(a-b) we can write,

=(4b^2)^2-(3)^3

=16b^4-9