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equation, function, set, relation, grade 9, maths, unit 1, unit 2, unit 3 …
equation
quadratic
ax^2+bx+c=0
absolute value
|x|=|-x|
linear
ax+b=0
function
combination
substraction
(f-g)x=f(x)-g(x)
product
fg(x)=f(x)g(x)
addition
(f+g)x=f(x)+g(x)
quoitient
f/g(x)=f(x)/g(x)
quadratic
f(x)=ax^2+bx+c
parabola line graph
x=-b/2a
linear
y=mx+b
straight line graph
x=0 or y=0
if and only if the relation of 1 domain have one range
set
types
infinite set
power set
finite set
subset
equivalent set
proper subset
equal set
ways of describing
verbal method
set-builder method
listing method
operation
intersection
difference
union
relation
range
y-intercept
domain
x-intercept
{(a.b),(c,d),(e,f)}
grade 9
maths
unit 1
unit 2
unit 3