exam Maths Puzzle Numerical Ability

graph f(x)=-x^2+3x+2 and find the vertex.

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exam Other Question

I have to make a table (include at least 4 values for the domain and then graph it using equations that are provided on the corrdinate plane. Please give example to this and I am A bank teller started the day with $1200 in 5's and 10's.If she had 150 bills how many of each type did she start with ?