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SEAMO 2027 - Paper D - SET 09 - Self-study Question 16

SEAMO · SEAMO 2027 - Paper D - SET 09 - Self-study

Question 16

Given $x/2=y/3=z/5$, where $x,y,z$ are nonzero, find $$\frac{xy-2yz+xz}{x^2-2y^2+z^2}.$$
  1. $-\frac{11}{13}$
  2. $-\frac{14}{11}$
  3. $0$
  4. $\frac{11}{14}$
  5. $\frac{14}{25}$