Math, asked by aswin8629, 1 year ago

a square + 1 by a square minus 18 ​

Answers

Answered by Raghuroxx
3

Answer:

=> a2 + 1/a2 - 18 = 0

=> a2 + 1/a2 = 18

=> (a + 1/a)2 = a2 + 1/a2 + 2.a.1/a

=> (a + 1/a)2 = 18 - 2

=> (a + 1/a)2 = √16

=> a + 1/a = 4 Ans.

Step-by-step explanation:

hope it's help you‼️‼️☑️☑️

Answered by DeviIQueen
8

Answer:

=> a2 + 1/a2 - 18 = 0

=> a2 + 1/a2 = 18

=> (a + 1/a)2 = a2 + 1/a2 + 2.a.1/a

=> (a + 1/a)2 = 18 - 2

=> (a + 1/a)2 = √16

=> a + 1/a = 4 Ans.

Similar questions