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Factorise x2+3x−10x^2+3x-10x2+3x−10.
A
A rational expression P(x)Q(x)\frac{P(x)}{Q(x)}Q(x)P(x) requires Q(x)≠0\boxed{Q(x)\neq0}Q(x)=0.
B
x2+x−2+7x+1x^2+x-2+\frac{7}{x+1}x2+x−2+x+17
C
A rational expression is improper when the numerator's degree is greater than or equal to the denominator's degree.
D
(x−2)(x+5)\boldsymbol{(x-2)(x+5)}(x−2)(x+5)
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3.1.1 Algebra and functions (A-level only) Flashcards
23 flashcards on CCEA A Level Maths 3.1.1 Algebra and functions (A-level only): the key formulae, methods and definitions you need to recall for AS 1, AS 2, A2 1 and A2 2.