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Mathematics 7 Online
OpenStudy (anonymous):

A number a is a root of P(x) if and only if the remainder, when dividing the polynomial by x + a, equals zero. TRUE OR FALSE

Directrix (directrix):

Hint: 2 is a root of x^2 -5x + 6 = 0 BUT (x - 2) is a factor of x^2 -5x + 6 @schoolboy58 So, what do you think is the answer to your question.

Directrix (directrix):

See attached visual on the Factor Theorem.

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