सरल कीजिए
(5+√7)*(5-√7)
Answers
Answered by
4
Answer:
your answer is 25-7=18
Answered by
4
Answer:
25-7=18
Step-by-step explanation:
(a+b)(a-b)=a^2-b^2
5^2=25
(root 7)^2=7
25-7=18
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