Sudha’s Loan Account
| Date | Particulars | Amount (₹) |
|---|---|---|
| 31-03-2021 | By Bank (Instalment) | 60,000 |
| By Interest A/c (10% of 2,40,000) | 24,000 | |
| Balance c/d | 1,80,000 | |
| 31-03-2022 | By Bank (Instalment) | 60,000 |
| By Interest A/c (10% of 1,80,000) | 18,000 | |
| Balance c/d | 1,20,000 | |
| 31-03-2023 | By Bank (Instalment) | 60,000 |
| By Interest A/c (10% of 1,20,000) | 12,000 | |
| Balance c/d | 60,000 | |
| 31-03-2024 | By Bank (Instalment) | 60,000 |
| By Interest A/c (10% of 60,000) | 6,000 |
For the curve \( \sqrt{x} + \sqrt{y} = 1 \), find the value of \( \frac{dy}{dx} \) at the point \( \left(\frac{1}{9}, \frac{1}{9}\right) \).
