exam
Maths Puzzle
Numerical Ability
A triangle has sides 2x - 5, 3x + 1, and 4x + 2. Find the polynomial that represents its perimeter.
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exam Other Question
directly from the work book:
Sketch the graph of the function. Label the vertex.
y = x(squared) + 2x + 1
Given f(x)=2x-8, find f(3).
Thanks so much for the help.