the value of (3+√2) (3-√2)
Answers
Answered by
0
Answer:
(a+b)(a-b)=a^2-b^2
9-2=7
Answered by
1
Answer:
a² - b² = (a+b) (a-b)
therefore
3² - ✓2²
= 9 - 2
= 7
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