Flashcards
Pure maths
Cards in this deck (10)
- 1The discriminant\[b^2−4ac\]
- 2Equation of a line\[y-y_1=m(x-x_1)\]
- 3Gradient of a line (m)\[\frac{y_2-y_1}{x_2-x_1}\]
- 4Midpoint of 2 points\[\left(frac{x_1+x_2}{2}\middle,\frac{y_1+y_2}{2}\right)\])
- 5Length between 2 points\[\sqrt{(x_2-x_1)^2(y_2-y_1)^2}\]
- 62 real roots\[b^2−4ac>0\]
- 72 equal roots\[b^2−4ac=0\]
- 8No real roots\[b^2−4ac<0\]
- 9Sine rule\[\frac{sinA}{a}=\frac{sinB}{b}=\frac{sinC}{c}\]
- 10Cosine rule\[a^2=b^2+c^2-2bc cosA\]
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- A level Maths (Pure maths) Flashcards on Pure maths, created by Grace Mitchell on 16/03/2019.
- Created by
- Grace Mitchell · Mar 2019
- Updated
- Mar 17, 2019
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