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MathNet 2026 — Part 07 Question 73

Math Olympiad Vault · MathNet 2026 — Part 07

Question 73

If $\sqrt{4+x} + \sqrt{10-x} = 6$, find the product $\sqrt{4+x} \sqrt{10-x}$.

(a) 13

(b) 7

(c) 17

(d) 11