Class 10 Maths · Chapter 1 · CBSE / NCERT
Real Numbers
Prime factors and irrational numbers. You’ll learn the Fundamental Theorem of Arithmetic, find HCF and LCM from prime factors, and prove that numbers like √2 are irrational.
8 short lessons · about 33 minutes in all
What you’ll learn
- 1Breaking a Number Apart Into Its Primes4 min
- 2Every Number Has Just One Set of Prime Factors4 min
- 3Finding HCF and LCM From Prime Factors4 min
- 4HCF Times LCM Equals the Product of the Two Numbers4 min
- 5Using Prime Factors to Tell What a Number Can Never Be4 min
- 6If a Prime Divides a Squared Number, It Divides the Number Itself4 min
- 7Proving the Square Root of a Prime Is Irrational5 min
- 8Why Combining With an Irrational Number Usually Stays Irrational4 min
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Breaking a Number Apart Into Its Primes · about 4 minutes
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More Class 10 Maths
The other 13 chapters.
CH 2Polynomials8 lessonsCH 3Pair of Linear Equations in Two Variables8 lessonsCH 4Quadratic Equations8 lessonsCH 5Arithmetic Progressions9 lessonsCH 6Triangles9 lessonsCH 7Coordinate Geometry9 lessonsCH 8Introduction to Trigonometry9 lessonsCH 9Some Applications of Trigonometry9 lessonsCH 10Circles6 lessonsCH 11Areas Related to Circles5 lessonsCH 12Surface Areas and Volumes3 lessonsCH 13Statistics6 lessonsCH 14Probability6 lessons
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