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Problem 18 - Entrance Test

If q(x) = x² - 5x + 6, find the sum of q(1) and q(4).

Correct: C

q(1) = 1 - 5 + 6 = 2; q(4) = 16 - 20 + 6 = 2. Sum = 2 + 2 = 4. (Note: choices adjusted to fit correct sum)