Math, asked by Anjalisingh9095767, 10 months ago

After simplification of (1+√5 ) - (4+√5) we get ans it fast

Answers

Answered by kotaravi54321
0

Step-by-step explanation:

ANSWER

4−

5

4+

5

=

(4−

5

)

(4+

5

)

(4+

5

)

(4+

5

)

...... rationalizing numerator and the denominator

=

16−5

(4+

5

)

2

=

11

(4+

5

)

2

4+

5

4−

5

=

(4+

5

)

(4−

5

)

(4−

5

)

(4−

5

)

...... rationalizing numerator and the denominator,

=

16−5

(4−

5

)

2

=

11

(4−

5

)

2

4−

5

4+

5

+

4+

5

4−

5

=

11

(4+

5

)

2

+(4−

5

)

2

=

11

16+5+16+5

=

11

42

Answered by adityajadhav192005
23

 (1+\sqrt{5} ) - (4+\sqrt{5}) \\ \\ \\ = 1+ \sqrt{5}-4-\sqrt{5} \\ \\ \\=1 +\cancel{\sqrt{5}}-4-\cancel{\sqrt{5}}\\ \\ \\=1-4\\ \\ \\=-3

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