Question

If y = 19 + 6V10, then find the value of y + 1/y.​

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

given that y= 19+6√10

y+1/y= ?

by substituting the y value in above expression, we have....

19+16√10+1/19+16√10

by taking LCM: LCM= 19+16√10

= (19+16√10)^2+1/19+16√10

= 361+2560+608√10/19+16√10

= 2921+608√10/19+16√10

hope it helps you!