Class 10 Maths – RD Sharma Chapter 1: Real Numbers Exercise 1.5 Solution (Step-by-Step Guide)

RD Sharma Chapter 1: Real Numbers Exercise 1.5 Solution

1. Show that the following numbers are irrational. (i) 1/√2 (ii) 7√5 (iii) 6 + √2 (iv) 3 − √5 Watch Solution
2. Show that 1/√2 is an irrational. Watch Solution
3. Show that 7√5 is an irrational. Watch Solution
4. Show that 6+√2 is an irrational. Watch Solution
5. Show that 3-√5 is an irrational. Watch Solution
6. Prove that 2/√7 is an irrationals. Watch Solution
7. Prove that 3/(2√5) is an irrationals. Watch Solution
8. Prove that 4 + √2 is an irrationals. Watch Solution
9. Prove that 5√2 is an irrationals. Watch Solution
10. Show that 2 – √3 is an irrational number. Watch Solution
11. Show that 3 + √2 is an irrational number. Watch Solution
12. Prove that 4 − 5√2 is an irrational number. Watch Solution
13. Show that 5 – 2√3 is an irrational number. Watch Solution
14. Prove that 2√3 − 1 is an irrational number. Watch Solution
15. Prove that 2 − 3√5 is an irrational number. Watch Solution
16. Prove that √5 + √3 is irrational. Watch Solution
17. Prove that √2 + √3 is irrational. Watch Solution
18. Given that √2 is irrational , prove that (5 + 3√2) is an irrational number. Watch Solution
19. Prove that (2+ √3)/5 is an irrational number , given that √3 is an irrational number. Watch Solution
20. Prove that 2+ 5√3 is an irrational number , given that √3 is an irrational number. Watch Solution
21. Prove that for any prime positive integer p, √p is an irrational number Watch Solution
22. If p and q are prime positive integers, prove that √p + √q is an irrational number. Watch Solution

1. Real Numbers – R.D. Sharma Class 10th Math

1. Real Numbers Exercise 1.1 Video Solution

2. Real Numbers Exercise 1.2 Video Solution

3. Real Numbers Exercise 1.3 Video Solution

4. Real Numbers Exercise 1.4 Video Solution

5. Real Numbers Exercise 1.5 Video Solution

6. Real Numbers Exercise 1.6 Video Solution

7. Real Numbers Multiple Choice Questions (MCQs) Video Solution Video Solution

8. Real Numbers Fill in the Blanks (FBQs) Video Solution

9. Real Numbers Very Short Answer Questions (VSAQs) Video Solution Video Solution