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6. Negative and fractional indices - j^1
7. Negative and fractional indices - a^1/3
8. Fraction of an amount - 2/5 of 80
9. Error intervals - 70kg rounded to the nearest 10kg upper and lower bounds
- 65kg ≤ weight < 75kg
- 65kg < weight < 75kg
- 65kg < weight ≤ 75kg
- 66kg < weight ≤ 75kg
10. Negative and fractional indices - 8^1/3
11. Negative and fractional indices - a^m/n
- √a^m/n
- -m/a^n
- (^n √a)^m
- ^n√a^m
12. Simplifying surds - √a / √b
- (a / b)^2
- √ab / 2
- √a / b
- a / b
13. Error intervals - 32cm rounded to the nearest cm upper and lower bounds
- 31.5 < measurement < 32.5
- 31.5 < measurement ≤ 32.5
- 31.5 ≤ measurement < 32.5
- 32.5 ≤ measurement < 31.5
14. Negative and fractional indices - g^1/2
15. Fraction Arithmetic - 5/12 - 2/6
16. Simplifying surds - Rationalise the denominator of √8 / √6
- Multiply both the numerator and denominator by √8
- Multiply both the numerator and the denominator by √6
- Multiply just the denominator by √6
- Multiply both the numerator and denominator by -√6
17. Standard form conversion - 50,000 in standard form
- 50 x 10^4
- 50 x 10^3
- 5 x 10^4
- 5 x 10^5
18. Fraction Arithmetic - 1/3 x 2/4
19. Negative and fractional indices - d^-1
20. Negative and fractional indices - g^1/2 x g^1/2