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A number of toys problem leads to 2x squared plus x minus 300 equals 0. Its discriminant is:
A2401
B1201
C1801
D2001
Answer & Solution
Correct answer: A. 2401
1. Square 1 to get 1.
2. Subtract 4 times 2 times minus 300, which adds 2400.
3. The discriminant is 2401.
_Source: NCERT Class 10 Mathematics, Chapter 4, Quadratic Equations._
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