OpenStudy (anonymous):

You drop a rock off a bridge. The rock’s height, h (in feet above the water), after t seconds is modeled by h=-16t2+541. What is the height of the rock after 2 seconds? A. –64 feet B. 605 feet C. 509 feet D. 477 feet

5 years ago
OpenStudy (anonymous):

the answer is not b

5 years ago
OpenStudy (anonymous):

|dw:1355157514450:dw|

5 years ago