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Maxima and minima
a>0 min
a<0 max
x=-b/2a
val = (4ac-b^2)/4a
complete squares
Sum of roots(-b/a)
Product oof roots(c/a)
Nature of roots
Sign of roots
Roots reciprocal of given pair of roots then invert a and c
Adding of value to roots
Subtracting
Multiplication
Division
Complete squares to arrive at maxima minima value
To find range etc equate to k and solve with real solution condition
If question requires relationship between coefficients, express coefficients as sum and product of roots and then look for relation connecting them
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- Common Aptitude Test Quantitative ability (Quadrative Equations) Note on Untitled, created by abhishek.praveen10 on 09/09/2013.
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- abhishek.praveen10
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