exam Maths Puzzle Numerical Ability

Im not sure what to do. There is a graph with 2 lines. y=3 and x=-1. the left bottom corner is shaded. The problem reads: Write a system of inequalitites that has the solution set

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please help solve.

write the answer in both scientific notation and standard notation

2,500,000 x .00003 / .05 x 5,000,000
r^2-5r+6
------------ =?
r^2-4

this problem needs to be reduced completely.