Solution: Quadratic equations are the polynomial equations of degree $2$ in one variable of type $f(x) = ax2 + bx + c$ where a, b, c, ∈ R and a ≠ 0. Given, John and Jilani...
2. John and Jivani together have $45$ marbles. Both of them lost $5$ marbles each, and the product of the number of marbles they now have is $128$. Form the quadratic equation to find how many marbles they to start with, if John had $x $marbles.
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