exam Maths Puzzle Numerical Ability

Find the domain and range of

square roott x^-8x

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exam Other Question

Find the coordinates of the vertex and the equation of the axis of symmetry of the graph of each equation. y=x squared-3x-10 The question says "The average poverty threshold for a family of four is given in the following table"

1965- 3022
1970- 3223
1975- 3968
1980- 5500
1985- 8414

And then it