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Alevel Maths

A elevel maths and further maths questions

TermDefinition
ways to find a vertex 1. using the quadratic -(-b/2a) 2. , completeing the square - (0=s(x+a)^2 + b) vertex is -a,b
ways to finf the y intercept 1, the c in y =mx + c, 2.y=(x+a)(x+B) c = a*b 3. substitue x for 0.
how to find the roots/solutions 1. factorisation y = (cx + a)(dx+b) x = -a/c and x =-b?d 2. completeinging the square then factiorisation 3. using the quadratic eqation.
how to find the number of solutions discimint b^2-4ac
how to find the line of symetry 1. complete the square 2. find the vertex
Created by: eny
 

 



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