# CBSE Class 10-Mathematics: Chapter – 4 Quadratic Equations Part 20 (For CBSE, ICSE, IAS, NET, NRA 2022)

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**Question 12**:

Solve for

**Answer**:

**Question 13**:

Using quadratic formula, solve for

**Answer**:

Or

**Question 14**:

In a cricket match, Kapil took one wicket less than twice the number of wickets taken by Ravi. If the product of the numbers of wickets taken by these two is , find the number of wickets taken by each.

**Answer**:

Let no. of wicket taken by Ravi

No. of wicket taken by Kapil

According to question,

So, no. of wickets taken by Ravi is

**Question 15**:

The sum of a number and its reciprocal is . Find the number.

**Answer**:

Let no. be

According to question,

Or