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TIMO 2020 - Senior Secondary (Grades 10-12) - Preliminary Round - Paper 2 Question 7

TIMO · TIMO 2020 - Senior Secondary (Grades 10-12) - Preliminary Round - Paper 2

Question 7

Find the minimum value of $\frac{4a^2+9}{a+2}$ for a positive real number $a$.
  1. 3
  2. 2.6
  3. 4
  4. 4.5