(3+root2) (3-root2)
I don’t know how to do this so any help would be great!
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Answered by
0
Answer:
7
Step-by-step explanation:
apply the formula
(a+b)(a-b)= asquare + bsquare
Answered by
0
Answer:
7
Step-by-step explanation:
In this question we will follow the identity (a)sq. - (b)sq.
So it will be ,
=(3)sq. - (root2)sq.
= 9-2
= 7
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