exam Maths Puzzle Numerical Ability

Write the equation of the arithmetic sequence defined by a1 = 3 and a4 = 0.write your answer in the form an= and please do NOT use spaces

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exam Other Question

Sketch the graph of the following functions
h(x) = -x^2 + 2 From daughters [age 14] schoolbook with no ISBN.
x+1 over 3 = -x over 6

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