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HOMEWORK 1.2 PRE STD 7

HOMEWORK 1.2

 

Find the square root of the following numbers:

1. 423801

2. 84

3. 162

4. 96

5. 449/144

6. 11.56

 

Express the following in exponents:

7. 7 x 75 x 72

8. 64 x 63 x 62 x 61

9. (25)20 ÷ (25) 18 =

 

Work out the following:

10. 32 + 32 + 42 + 50 =

11. 53 x 42 x 23 =

12. 5 ÷ (25)1 =

 

Simplify:

13. (0.8)2 =

14. 32 + (0+2)2 =

15. (3/4)2  + (1/8)2 =

16. (0.9)2 + 13 + (2/5)3 =

17. (-0.02)2

18. Find the square root of -25

19. (-0.5)2 =

20. (-7)3 =

Category: STD 6 | Added by: Admin (12/Oct/2017)
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sad sad sad sad home work siopoa

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