Question

Simplify (2√2+3√3)(2√2-3√3)

Answer 1

Answer:

=-19

Step-by-step explanation:

(a+b)(a-b)=a²-b²

(2√2)²-(3√3)²=8-27

=-19

Answer 2

Answer:

Step-by-step explanation:

(a+b)(a-b)= a2-b2

(2√2+3√3)(2√2-3√3)

= (2√2)2-(3√3)2

= 8-27

= -19

That's your answer!