UPSC CDS I 2024 Math Paper

Question : 65 of 100

Marks: +1, -0

Consider the following for the next ten (10) items that follow:
Each item contains a Question followed by two Statements. Answer each item using the following instructions:
Let a, b and c be the sides of a triangle ABC.
Question : Is the triangle equilateral?
Statement - I : a²+ b² + c² = (ab + bc + ca)
Statement - II : 3a²+ 3b²+ 4c²= 2ab + 4bc + 4ca

If the Question can be answered by one of the Statements alone, but not by the other.
If the Question can be answered by either Statement alone.
If the Question can be answered by using both the Statements together, but cannot be answered by using either Statement alone.
If the Question cannot be answered even by using both Statements together.

Validate

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