Algebra
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Ask Shishya to teach this →About this topic in RRB JE
- In the exam pattern: First Stage Computer Based Test (CBT-I), Mathematics: 30 questions, 30 marks (RRB notice, 13 Aug 2026).
- Next exam day: CBT-II exam (expected): 15 Feb 2027 (Expected — an estimate, not announced).
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Practice this topic
Take a full mock →Q1 · Algebra · MEDIUM
If x - 1/x = 5, find the value of x^2 + 1/x^2.
Q2 · Algebra · EASY
Find the roots of the quadratic equation x^2 - 5x + 6 = 0.
Q3 · Algebra · MEDIUM
If 4x + y = 12 and 2x - y = 6, what is the value of 5x?
Q4 · Algebra · MEDIUM
What is the value of the expression (2m + 3n)^2 - (2m - 3n)^2 when m = 1 and n = 1?