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.


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.


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.


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


Distance traveled by the for distance traveled by the eagle

Distance Travelled by the Eagle

On solving we get