(3+√2 ) (3_ √2)? HOW CAN I DO THIS PLEASE TELL ME THE ANSWER FAST
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Answered by
1
Step-by-step explanation:
(3+√2)(3-√2)
(a+b)(a-b)=[(a)²-(b)²]
[(3)²-(√2)²]
=9-2
=7
Answered by
0
Answer:
(3+√2)(3-√2)
=(3)^2-(√2)^2
By using identity : (a+b)(a-b)
=9-2
=7
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