x + 1x2 = 7 হলে x3 - 1x3= ?

Question

Shohan

4 views

2025-01-04 04:42

1 Answers

x-1x=3 এবং x-1x=4 হলে, x2-1x2= ?

1 Answers 4 Views

x + 1x = 2 হলে x3 + 1x3 = ?

1 Answers 4 Views

1 Answers 8 Views

x + 1x=7 হলে x3 + 1x3 এর মান কত?

1 Answers 4 Views

2x2-3x=2 হলে x3-1x3 এর মান কত?

1 Answers 6 Views

1 Answers 4 Views

1 Answers 4 Views

x2-3x+1=0 হলে, x3+1x3 এর মান কত?

1 Answers 4 Views

1 Answers 5 Views

x + 1x=3 হলে x3 + 1x3 এর মান কত?

1 Answers 4 Views

Shohan · Accepted Answer · 2024-12-14T13:31:11+06:00

Shohan

$x + \frac{1}{x} = 7 x^{3} - \frac{1}{x^{3}} = {(x + \frac{1}{x})}^{3} - 3 x * \frac{1}{x} (x + \frac{1}{x}) = 7^{3} - 3 * 7 = 243 - 21 = 222$

4 views Answered 2024-12-14 13:31