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PIMSO 2025 - Mathematics - Secondary 4 - National Round Question 7

PIMSO Maths · PIMSO 2025 - Mathematics - Secondary 4 - National Round

Question 7

If $x=\sqrt{14+6\sqrt5}$, determine the value of $\frac{x^4-2x^3+3x^2+9x+10}{x^2-7x+12}$.
  1. $\frac{1105+483\sqrt5}5$
  2. $\frac{115+42\sqrt5}{10}$
  3. $\frac{115+42\sqrt5}5$
  4. $\frac{1105+483\sqrt5}{10}$