Math, asked by sagarikaprusty12, 1 month ago

essions:
1) (5 + √7) (5 -√7)

Answers

Answered by dk1572005

0

Answer:

18

Step-by-step explanation:

(5+√7) (5 -√7)

By using identity (a+b) (a-b)= (a²-b²)

(5+√7) (5 -√7)= ( (5)²-(√7)² )

= 25-7

= 18

Correct explanation

Hope you understand

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