Mathematics, 09.09.2021 07:50 sickomode2048

Starting from 200 ft away, your friend skates toward you and then passes you. She skates at a constant speed of 20 ft/s. Her distance d from you in feet after t seconds is given by d=l200-20tl. At what times is she 140 ft from you?

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Starting from 200 ft away, your friend skates toward you and then passes you. She skates at a const...

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Starting from 200 ft​ away, your friend skates toward you and then passes you. She skates at a constant speed of 20 ​ft/s. Her distance d from you in feet after t seconds is given by d=l200-20tl. At what times is she 140 ft from​ you?

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Starting from 200 ft away, your friend skates toward you and then passes you. She skates at a constant speed of 20 ft/s. Her distance d from you in feet after t seconds is given by d=l200-20tl. At what times is she 140 ft from you?