Exercise 1.3 Class 12 maths || NBF 2025 New Book || ex 1.3 NBF Class 12 maths || By Sir Raaz

Exercise 1.3 Class 12 maths || NBF 2025 New Book || ex 1.3 NBF Class 12 maths || By Sir Raaz

Welcome to MathsKaRaaz by Sir Raaz.
In this video, we solve Exercise 1.3 of Class 12 Mathematics from the NBF New Book 2025, fully aligned with the Federal Board and AJK Board syllabus.

This exercise focuses on solving exponential growth and decay models, logarithmic functions, doubling time, population models, compound interest problems, and more — all explained step-by-step with board-focused strategies.
Topics Covered in This Video:

Graphs of exponential and logarithmic functions

Function composition

Real-world exponential growth problems

Compound interest and doubling time

Population and oil demand models

Aluminum recycling exponential decay

Board exam-based question solving techniques
This lecture is ideal for:

Federal Board students

AJK Board and Punjab Board students

Class 12 Maths (2nd Year) preparation

Concept understanding for exponential and logarithmic functions

Time lapse:
00:00 Intro
00:18 Question#1 (i)
04:26 Question#1 (ii)
07:25 Question#1 (iii)
11:00 Question#1 (iv)
14:38 Question#1 (v)
18:40 Question#1 (vi)
21:25 Question#1 (vii)
25:05 Question#1 (viii)
31:00 Question#2
42:20 Question#3
49:40 Question#4
54:25 Question#5
01:00:49 Question#6
01:11:30 Question#7
01:14:30 Question#8
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Share this video with your classmates and comment below for help.Exercise 1.3 Class 12 Maths
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