exam Maths Puzzle Numerical Ability

Find a quadratic equation that fits the data.

x 1982 1984 1986 1988 1990
y 1586 10927 41190 90000 106000

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exam Other Question

Simplify: (2x^3 + 3x^2 +3x +5) / (x+1)

There are 4 possible answers:
2x^2 + x + 2 remainder 5
2x^2 + x + 2 remainder 3
2x^2 + 3x + 2 remainder 4
2x^2 +3x + 2 remainder 5 How do I solve the following equation for y?

2/y+4=-8