NCERT Example 1(i) - Quadratic Equations
Question: John and Jivanti together have 45 marbles. Both of them lost 5 marbles each, and the product of the number of marbles they now have is 124. Formulate the quadratic equation to find how many marbles they had to start with.
Answer: The quadratic equation is x^2 - 45x + 324 = 0.
Full step-by-step NCERT solution with diagrams on Something by Zero.