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When a ball is launched from the ground at a 45° angle to the horizontal, it...

  1. When a ball is launched from the ground at a 45° angle to the horizontal, it falls back to the ground 50 m from the launch point. If it is launched at the same speed directly upward, (a) how high does it get? (b) How much longer does it spend in the air?

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The equations of projectile motion is used to solve this problem.

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