Find the number of integer pairs | CAT 2019 | Quantitative Aptitude

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In this video, we will solve a problem that is based on the topic of the number system.

Reference: CAT 2021

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📌 Time Codes :

0:00 - introduction
0:43 - Solution Begins
2:43 - Shortcut Method
3:48 - Practice Question

📒Topics Discussed in the video:

📌 How to find the number of factors of a number
📌 How to write a number as a product of its two different factors

📒 Question discussed in this video :

How many pairs ( m, n ) of positive integers satisfy the equation m^2 + 105 = n^2

📒 Practice question at the end :

Find the highest power of 7 in the first 50 multiples of 5

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#aptitude
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Watch the full video, solve the practice question at the end and comment down your answers!

📌 Time Codes :

0:00 - introduction
0:43 - Solution Begins
2:43 - Shortcut Method
3:48 - Practice Question

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