Algebraeasy · Past Paper
If the sum of roots of x^2 - kx + 6 = 0 is 5, find k.
A5
B-5
C6
D1
✓ Correct Answer: A — 5
Sum = -(-k)/1 = k. Given sum is 5, so k = 5.
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✓ Correct Answer: A — 5
Sum = -(-k)/1 = k. Given sum is 5, so k = 5.
Share this question