Math, asked by shreyagnimhan0062, 8 months ago

If x-(1/x)= 15/4. Find x + (1/x).​

Answers

Answered by gouri516
3

Answer:

Step-by-step explanation:

x-(1/x)= 15/4

square on both the sides

x² + 1/x² - 2 = 215/16

x² + 1/x²= 215/16 + 2     ----------------------->>(1)

[x + (1/x)]² = x² + 1/x²+ 2

[x + (1/x)]²= 215/16 +4 ---------(from (1))

[x + (1/x)]²=279/16

[x + (1/x)] = √(279/16)

x + (1/x) = √279/ 4

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