Which of the following is equal to the rational expression when X not equal -4 or 3?
1 answer:
Answer:
A
Step-by-step explanation:
Given

Factorise the numerator and denominator
x² - 4x + 3 = (x - 1)(x - 3)
x² + x - 12 = (x + 4)(x - 3), thus
=
← cancel (x - 3) on numerator/denominator
=
→ A
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Answer:
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Step-by-step explanation:
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Answer:
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Step-by-step explanation:
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