Question

if x =4+√5 find x³+1%x³​

Answer 1

Question:- $\large\rm { (4+ \sqrt{ 5 } ) ^ { 3 } + \frac{ 1 }{ 100 } (4+ \sqrt{ 5 } ) ^ { 3 } }$

Answer:- $\large\rm { \frac{5353\sqrt{5}}{100}+\frac{3131}{25}\approx 244.936718836}$

Answer 2

Answer:

Question:- \large\rm { (4+ \sqrt{ 5 } ) ^ { 3 } + \frac{ 1 }{ 100 } (4+ \sqrt{ 5 } ) ^ { 3 } }(4+

5

)

3

+

100

1

(4+

5

)

3

Answer:- \large\rm { \frac{5353\sqrt{5}}{100}+\frac{3131}{25}\approx 244.936718836}

100

5353

5

+

25

3131

≈244.936718836