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What are the turning point co-ordinates in f(x)=a(x+p)^2 +q -
Answer>>(-p,q)
How many roots are there if the discriminent > 0? -
Answer>>Two distinct roots
How many roots are there if the discriminent = 0? -
Answer>>One/repeated root
How many roots are there if the discriminent < 0? - Answer>>no
real roots
What can we use the discriminent to find? - Answer>>no. of
points of intersection
What does the solution of a pair of simultaneous equations
represent? - Answer>>points of intersection on their graphs
What do you use to see/show a linear inequality? -
Answer>>number line sketch
What do you use to see/show a quadratic inequality? -
Answer>>quadratic curve sketch
What type of line do you use to represent ≥ ≤? - Answer>>Solid
line
What type of line do you use to represent > <? -
Answer>>Dotted line
, What quadrants are the two curves of the reciprocal graph y=1/x?
- Answer>>1st and 3rd
What quadrants are the two curves of the reciprocal graph
y=-1/x? - Answer>>2nd and 4th
What quadrants are the two curves of the reciprocal graph y=
1/x^2? - Answer>>1st and 2nd
What quadrants are the two curves of the reciprocal graph
y=-1/x^2? - Answer>>3rd and 4th
How to remember transformations of addition/subtraction and
multiplication? - Answer>>near x, affects x
How to remember transformations of modulus and negatives? -
Answer>>near x, affects y
How does y=f(x)+a affect the graph of f(x)? - Answer>>affects
y, moves up and down
How does y=f(x+a) affect the graph of f(x)? - Answer>>affects
x, opposite direction sideways
How does y=af(x) affect the graph of f(x)? - Answer>>y x a
How does y=f(ax) affect the graph of f(x)? - Answer>>x/a
How does y=-f(x) affect the graph of f(x)? - Answer>>reflected
in x axis
How does y=f(-x) affect the graph of f(x)? - Answer>>reflected
in y axis