Question

(1+√5) - (4+√5) = ?
Simplify using properties of Number system class 9th .

Answer 1

Answer:

$(1 + \sqrt{5} ) - (4 + \sqrt{5} ) \\ 4 - ( + \sqrt{5} ) {}^{2} \\ 4 - 5 = - 1$

Step-by-step explanation:

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Answer 2

Answer:

Answer:

\begin{gathered}(1 + \sqrt{5} ) - (4 + \sqrt{5} ) \\ 4 - ( + \sqrt{5} ) {}^{2} \\ 4 - 5 = - 1\end{gathered}

(1+

5

)−(4+

5

)

4−(+

5

)

2

4−5=−1