exam Maths Puzzle Numerical Ability

USE FUNCTION NOTATION TO WRITE AN EQUATION FOR THE LINE CONTAINING THE POINTS (-2,7) AND (3,-5).

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exam Other Question

The formula A = 182e^0.025t models the population of a particular city, in thousands, t years after 1998. When will the population of the city reach 211 thousand?
2004
2007
2005
2006 x+0.75x=21