Question

(√5 -√2)(√5+√2)

simplify the expression

Answer 1

Answer:

3

Step-by-step explanation:

Answer 2

Answer:

3

Step-by-step explanation:

(a+b)(a-b)= a^2-b^2

so we get ( (sqrt(5))^2- (sqrt(2))^2 )= (5-2)=3