Скачать или смотреть Unit 2 - Lecture 23: " Review Exercise - Question 3 & 4 " - 9th Class Math (New Book PTB 2025)

This video from Smart Learning Hub is a review exercise for 9th Class Math (New Book PTB 2025), Unit 2 - Lecture 23, covering Question 3 and 4 [00:07].

The video focuses on converting numbers between different forms:

Question 3: Express the following numbers in ordinary form [00:27]:

2.6 * 10^3 The ordinary form is 2600 [00:44].
8.794 * 10^-4 The ordinary form is 0.0008794 [01:16].
6 * 10^-6 The ordinary form is 0.000006 [02:10].
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Question 4: Express the following numbers in logarithmic form [03:11]:

3^7 = 2187 The logarithmic form is log base 3 of 2187 = 7 [03:40].
a^b = c The logarithmic form is log base a of c = b [04:38].
(12)^2 = 144 The logarithmic form is log base 12 of 144 = 2 [05:28].
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