Question

81-16x^2 find factories​

Answer 1

Answer:

(9)²-(4x)²

(9+4x)(9-4x)

Answer 2

Step-by-step explanation:

[tex]81 - 16 {x}^{2}

{9}^{2} - {(4x)}^{2} }

{(9 + 4x)(9 - 4x)}