Question

X = 9 - root 5 what will be root x + 1 upon root x​

Answer 1

Answer:

Answer

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Given,

x=9+45

=>x1=9+451×9−459−45

=>x1=9−45

Let y=x−x1

Squaring both sides,

y2=x+x1−2

=>y2=9+45+9−45−2

y=+4,−4

Answer 2

Answer:

x=9+4

5

=>

x

1

=

9+4

5

1

×

9−4

5

9−4

5

=>

x

1

=9−4

5

Let y=

x

−

x

1

Squaring both sides,

y

2

=x+

x

1

−2

=>y

2

=9+4

5

+9−4

5

−2

y=+4,−4