Math, asked by sanjaibijunair123, 8 months ago

Simplify (7+2root5) (7-2root5)

Answers

Answered by rajnitiwari192003

0

Answer:

(7+2√5)(7-2√5)

using (a-b)(a+b)=a²-b²

(7)²-(2√5)²

49-20

29

Answered by mahimapuransharma875

0

Answer:

(7) square-(2√5) square

49-4x5

49-20

29

Step-by-step explanation:

hope it will help you! mark me as a brainlist pls

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