Edexcel AS and A level Mathematics- Pure
Mathematics 2025 Update|Complete Exam Set
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Terms in this set (61)
- a^m * a^n = a^m+n
- a^m / a^n = a^m-n
Index laws
- (a^m)^n=a^mn
-(ab)^n=a^nb^n
A base is coupled with Index,power or exponent
a...
The expression b^2-4ac the discriminant
is called...
You can write product of their factors
expressions as what ?
Factorising is the opposite of expanding brackets.
A quadratic expression ax2+bx+c wherea,b and c are real numbers and a is
has the form not equal to or unequal to 0.
The set of possible inputs the domain
for a function is called
The set of possible the range
outputs of a function is
called
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, 1/15/25, 2:24 PM Edexcel AS and A level Mathematics- Pure Mathematics 2025 Update|Complete Exam Set Questions And Verified Answers | G…
The roots of a function f(x)=0
are the values of x for
which
You can find the co- completing the square.If f(x)=a(x+p)2+q,the grpah of
ordinates of the turning y=(f)x has a turning point at (-p,q).
point of a quadratic
graph by
For the quadratic roots f(x) has.
function f(x)=ax2+bx+c,
the expression b2--4ac is
called the discriminant.
The value of the
discriminant shows how
many
if it is greater than 0 it has two distinct roots
Rules for the discriminant if it is equal to 0 it has one repeated root
it is less than 0 it has no real roots
A mathematical description of real-life situations.
Mathematical models use the language and tools of
What is a mathematical
mathematics to represent and explore real-life
model?
patterns and relationships,and to predict what is
going to happen next.
Quadratic functions can model and explore a range of practical
be used to... contexts,including projectile motion.
Read the question constant term in the context of the model.
carefully to work out the
meaning of the
Linear simultanoues Using elimination or substitution
equations can be solved
how?
Simultanoues equations have up to two pairs of solutions.You need to make
with one linear and one sure the solutions are paired correctly.
quadratic equation can
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