2012 Njc Prelim H2 Math |top| Jun 2026

The problem asks students to explore the vector relationship between

| Interval | $x < 3-\sqrt7$ | $3-\sqrt7 < x < 3$ | $3 < x < 4$ | $4 < x < 3+\sqrt7$ | $x > 3+\sqrt7$ | | :--- | :---: | :---: | :---: | :---: | :---: | | | $+$ | $-$ | $+$ | $-$ | $+$ |

The problem asks students to explore the vector relationship between

| Interval | $x < 3-\sqrt7$ | $3-\sqrt7 < x < 3$ | $3 < x < 4$ | $4 < x < 3+\sqrt7$ | $x > 3+\sqrt7$ | | :--- | :---: | :---: | :---: | :---: | :---: | | | $+$ | $-$ | $+$ | $-$ | $+$ |

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