exam
Maths Puzzle
Numerical Ability
Multiply and simplify
y2-x2 . x+y
------- --------
x2+2xy+y2. x-y
the x2 and y2 are xsquared and y squared
thank you
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exam Other Question
1.state in words the rule for this expression at the bottom
E R
7 57
10 75
31 201
3 33
108 663
2. Which number sentence describes this rule?
R=E*6*15 R=(E*6)+
I need find the inverse of the following function:
f(x)=2(x+12).
This is not from a test