Flashcards
Algebra
Flashcards do conjunto (24)
- 1Factorise \[3x^2 +12x\]\(3x(x+4)\)
- 2Expand \((x+2)^2\)\(x^2+4x+4\)
- 3Factorise \[x^2-3x-18\]\((x-6) (x+3)\)
- 4Expand \[(2a+5)(2a-5)\]\[4a^2-25\]
- 5Factorise \[a^2-9\]\[(a+3)(a-3)\]
- 6Simplify \[ \frac{x+2}{3} + \frac{x-3}{4}\]\[\frac{7x-1}{12}\]
- 7Simplify \[\frac{2(x+1)}{x^2+2x-3} + \frac{3(x+3)}{x^2+2x-3} \]\(\frac{5x+7}{x^2+2x-3} \)
- 8Expand \[(a^2-4)(a-2)\]\(a^3-2a^2-4a+8\)
- 9Remember \[FOIL\]\[First\]
\[Outsides\]
\[Insides\]
\[Last\] - 10Simplify \[\frac{3a}{a^2-4} + \frac{2}{a-2} \]\(\frac{5a^2-6a-8}{a^3-2a^2-4a+8} \)
- 11Find \(X\) \[\frac{5x-3}{2} + \frac{x+7}{3} \] \[=15\]\(x=5\)
- 12Find \(X\) \[\frac{2}{x+8} + \frac{1}{x-2}\] \[=\frac{1}{3}\]\(x = 7 or -4\)
- 13What's the quadratic formula?
- 14Simplify \[\sqrt{48}\]\[4\sqrt{3}\]
- 15Simplify \[\sqrt{50}\]\(5\sqrt{2}\)
- 16Simplify \[\sqrt{120}\]\(2\sqrt{30}\)
- 17Simplify \[\sqrt{45} + \sqrt{20}\]\(5\sqrt{5}\)
- 18Rationalise the denominator of \[\frac{2}{\sqrt{3}}\]\(\frac{2\sqrt{3}}{3}\)
- 19\(125^\frac{4}{3}\)\(625\)
- 20\(3^{-2}\)\(\frac{1}{9} or \dot{0.1} \)
- 21\(81^\frac{3}{4}\)9
- 22Solve \[x^\frac{1}{2} = 3\]\(x=9\)
- 23Solve \[x^\frac{1}{2} = \frac{1}{3}\]\(x=\frac{1}{9}\)
- 24Solve \(3a-b=17\) \[a+2b=1\]\( a=5, b=-2 \)
Informações
- Descrição
- This is a simple Algebra A Level GCSE Questions to test yourself
- Criado por
- Usuário eliminado · jan 2017
- Atualizado
- 16 jan 2017
- Visualizações
- 14
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- Histórico
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- Criado por Alex Maraio · 11 nov 2013
- Copiado por Xx Rishika xX · 15 jan 2017
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