exam Maths Puzzle Numerical Ability

directly from the work book:

Sketch the graph of the function. Label the vertex.

y = x(squared) + 2x + 1

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exam Other Question

A road has a slope of 5/100. If you drive 3 miles on the road, what is your change in altitude (vertical distance)? Please help? I need to graph: y is greater than or uqual to 1