Mathematics, 11.10.2021 07:20 pollywallythecat

An object is thrown upwards with a speed of 20 m/s. After t seconds, its height can be solved using the formula h = 20t - 4.9t2 where h is the height and t is the time. After how many seconds is the object 19.6 meters high?

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An object is thrown upwards with a speed of 20 m/s. After t seconds, its height can be solved using...

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