# CBSE Class 10-Mathematics: Chapter – 4 Quadratic Equations Part 2 (For CBSE, ICSE, IAS, NET, NRA 2022)

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**Question 2**:

By the method of completion of squares show that the equation had no real roots.

**Answer**:

not a real no.

Hence QE has no real roots

**Question 3**:

The sum of areas of two squares is If the difference of their perimeters is , find the sides of the two squares.

**Answer**:

Let the side of the smaller square by .

Cond. II

On solving we get

**Question 4**:

A dealer sells a toy for ₹ 24 and gains as much percent as the cost price of the toy. Find the cost price of the toy.

**Answer**:

Let the C. P be x

**Question 5**:

A fox and an eagle lived at the top of a cliff of height , whose base was at a distance of from a point A on the ground. The fox descends the cliff and went straight to the point A. The eagle flew vertically up to a height metres and then flew in a straight line to a point A, the distance traveled by each being the same.

Find the value of

**Answer**:

Distance traveled by the for distance traveled by the eagle

On solving we get