Question
If (u + v) = 11 and uv = 24, then find the value of (u² +
v²).Solution
According to the question,
(u + v) ² = 11²
⇒ u² + v² + 2uv = 121
⇒ u² + v² + 2(24) = 121
⇒ u² + v² + 48 = 121
⇒ u² + v² = 121 – 48 = 73
The method of protecting iron from rusting, by coating a thin layer of Zinc is called -
Which of the following disease affects the brain of a person?
The pressure at the bottom of a liquid column depends on:
The SI unit of work is:
In alchemy, aqua fortis is the classical name of which chemical compound that is used chiefly in the manufacture of explosives and fertilisers, and in o...
Match List-I with List-II and select the correct answer using the code given below the Lists:
While cooking, if the bottom of the vessel is getting blackened on the outside, it means that
A conducting sphere of radius R carries a charge Q. If half of the charge is transferred to an identical uncharged sphere brought into contact and remov...
Atomic size refers to the _______ of an atom.
Vinegar, commonly used in cooking, is primarily composed of which acid?