Mathematics

Mathematics, 17.12.2020 08:30, naomicervero

A ball is thrown upwards into the air from the top of a building can be represented by the equations y = -3x2 + x + 10, where y is the height of the ball in meter from the
ground at time, x seconds;

a. What is the height of the ball at the time it is thrown?

b. How many seconds after being thrown will the ball hit the ground?

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