Algebramedium · Past Paper
Solve for x: x^2 - 4x = 0.
A0 only
B4 only
C0 and 4
D2 and -2
✓ Correct Answer: C — 0 and 4
x(x - 4) = 0 gives roots x = 0 and x = 4.
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✓ Correct Answer: C — 0 and 4
x(x - 4) = 0 gives roots x = 0 and x = 4.
Share this question