multiply.\n(3 + x)(3 - x)\nsimplify your answer.

Explanation:

Step1: Use the formula ((a + b)(a - b)=a^{2}-b^{2})

Here (a = 3) and (b=x). So ((3 + x)(3 - x)=3^{2}-x^{2})

Step2: Calculate (3^{2})

(3^{2}=9), so the expression becomes (9 - x^{2})

Answer:

(9 - x^{2})