Saved Bookmarks
| 1. |
If ( √5, – 3) is a solution of √x-7y = k then the value of k is A) 21 B) – 16 C) 16 D) 26 |
|
Answer» Correct option is (D) 26 \(\because\) \((\sqrt{5},-3)\) is a solution of \(\sqrt5x-7y=k\) \(\therefore\) \(\sqrt5\times\sqrt5-7\times-3=k\) \(\therefore\) k = 5+21 = 26 Correct option is D) 26 |
|