Mathematics for IGCSE & O level - Graphs Of Functions (Section 4 - No. 12)

Which of the following equations would best model the path of a ball thrown upwards?
y = 2/x
y = x^2 + 3x + 1
y = -x^2 + 4x
y = x

Explanation

The path of a ball thrown upwards is a parabola, and its equation would be the one provided.

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