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10 cards from this deck
Rearrange one eq. for a variable, substitute into other
Rearrange one equation to make a single variable the subject
Substitute the expression into the other equation
Quadratic equation
Substitute back to find the other variable
When full working is not required in the question
(2,7)(2, 7)(2,7) and (−1,4)(-1, 4)(−1,4)
(- rac{1}{2}, -3)
The line is a tangent to the curve
A line that just touches the curve without cutting it
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