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09-11-2022
Mathematics

Answered

The height of a golf ball above the ground, y, in metres, is modelled by the function
y=-4.9x² + 10x, where x is the time in seconds after the ball is hit.
a) Use technology to determine the maximum height the ball will reach. Round your answer to the nearest tenth of
a metre. (1 mark)
The maximum height the ball reached
b) State any restrictions on the domain and range of the function. (1 mark)
c) For how long is the ball in the air? (1 mark)

Answer :

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