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An object is thrown upward at a speed of 56 feet per second by a machine from a height of 10 feet off the ground. The height h of the object after t seconds can be found using the equation h=-16t2+56t+10
When will the height be 58 feet?
When will the object reach the ground?
When will the height be 58 feet?
When will the object reach the ground?
Get help:
Box 1: Enter your answer as a list of values separated by commas: Example: -4, 3, 2
Enter each value as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
Enter each value accurate to 1 decimal places.
1.50, 2.00
Box 2: Select the best answer
seconds
Box 3: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity
Enter your answer accurate to 1 decimal places.
3.67
Box 4: Select the best answer
seconds