Exercise 3.2 Full Solution | Chapter 3 Class 11 Maths | 1st Year Math FSc & ICs PCTB New Book 2025

These questions are according to the Punjab new textbook of Math 11th Class. For the students of FSc (Pre Engineering) and ICs.

📌 Topics Covered in 11th Class Maths Chapter 3:
✔️ Theory of Quadratic Functions
✔️ Inverse Quadratic Function
✔️ Absolute Value
✔️ Radical Equations
✔️ Domain and Range

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⏩ 00:00:28 – Question 1 – Solve the following equations
⏩ 00:49:41 – Question 2 – A farmer bought some sheep for Rs. 9000. If he had paid Rs. 100 less for each, he would have got 3 sheep more for the same money. How many sheep did he buy, when the rate in each case is uniform?
⏩ 00:54:20 – Question 3 – A man sold his stock of eggs for Rs. 2400. If he had 2 dozen more, he would have got the same money by selling the whole for Rs. 0.50 per dozen cheaper. How many dozen eggs did he sell?
⏩ 01:02:12 – Question 4 – A cyclist travelled 48 km at a uniform speed. If he had travelled 2 km/hour slower, he would have taken 2 hours more to perform the journey. How long did he take to cover 48 km?
⏩ 01:07:17 – Question 5 – To do a piece of work, Abdullah takes 10 days more than Abdul Hadi. Together they finish the work in 12 days. How long would Abdul Hadi take to finish it alone?
⏩ 01:13:39 – Question 6 – The braking distance (in metres) of a car is modelled by: d(s) = 0.02s² + 0.1s, where s is the speed of car in km/h. If the maximum safe braking distance is 50 metres, find the range of speed where braking is safe.
⏩ 01:18:53 – Question 7 – A rocket follows the height function h(t) = -5t² + 20t + 30, where h(t) is the height in metres and t is the time in seconds. Find the time interval during which the rocket is at least 40 metres above the ground.

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