Solve this:

Solve this: A after faxr«a from a height 01 10 m grikes 68. 4. roof a ift decervhr•q with a wkxity I m/' cu be (4) 15 m/s. '3) 12 m/s. A B kt a he..•ht are n co&sms us:h earth t/ u tö*.rd u ard to

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