Algebra 10
3 marks · EasyThe table gives values of and , and the algebraic fraction for selected values of . Complete the missing entries.
| a | b | |
|---|---|---|
| 2 | ? | ? |
| 3 | ? | ? |
| 6 | ? | ? |
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Common mistakes: Not substituting correctly; Not simplifying fully
Show mark scheme and worked solution
Marking points
B1 · 1 mark · Correct calculation for a=2: .
B2 · 1 mark · Correct calculation for a=3: .
B3 · 1 mark · Correct calculation for a=6: .
Worked solution
| a | b | |
|---|---|---|
| 2 | 5 | |
| 3 | 4 | |
| 6 | 3 |