Mathematics
If (x - a) is a factor of f(x) = ax2 + bx + c, then which of the following is true?
f(a) = 2
f(-a) = 0
f(a) = a
f(a) = 0
Factorisation
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Answer
By factor theorem,
If (x - a) is a factor of f(x), then f(a) = 0.
Hence, option 4 is the correct option.
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