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A ball is dropped from a treetop 64 feet above the ground. How long does it take to hit the ground? (s = 16t^2) 1 second 2 seconds 3 seconds
A ball is dropped from a treetop 64 feet above the ground. It will take 2 seconds to hit the ground. (s = 16t^2).
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Asked 4/7/2014 5:05:45 PM
Updated 4/7/2014 10:35:29 PM
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A ball is dropped from a treetop 64 feet above the ground. It will take 2 seconds to hit the ground.
(s = 16t^2).
Added 4/7/2014 10:35:29 PM
This answer has been confirmed as correct and helpful.
Rated good by DahJTkfw
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Which of the following equations has only one solution? x ^2 + 4x + 4 = 0 x^ 2 + x = 0 x^ 2 - 1 = 0 User: What is the solution set of the following equation? 1/5x 2 = x -4/5 {-1, -4} {1, -4} {1, 4} User: What is the solution set of the following equation? 1/5x^2 = x -4/5 {-1, -4} {1, -4} {1, 4} User: What is the solution set of the following equation? (2x - 5)(3x + 1) = 0 {-5/2, 1/3} {-1/3, 5/2} {-3, 2/5}
Weegy: (3x-2) squared is 9x^2 - 12x + 4. (More)
Question
Updated 4/8/2014 9:49:45 AM
3 Answers/Comments
The solution set of the following equation (2x - 5)(3x + 1) = 0 is {-1/3, 5/2}.
Added 4/8/2014 9:43:24 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [4/8/2014 9:48:34 AM], Rated good by DahJTkfw
The solution set of the following equation 1/5x^2 = x -4/5 is {1, 4}
1/5x^2 = x -4/5
x^2 = 5x - 4
x^2 - 5x + 4 = 0
(x - 1)(x - 4) = 0
x =1 or x = 4
Added 4/8/2014 9:48:07 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [4/8/2014 9:48:34 AM], Rated good by DahJTkfw
The following equation that has only one solution is x^2 + 4x + 4 = 0.
Added 4/8/2014 9:49:45 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [4/8/2014 11:33:51 AM], Rated good by DahJTkfw
Which of the following equations is quadratic? x(x^2 + 1) = 0 5(4x + 2) = 3 (x + 3)(x + 4) = 5
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Question
Updated 4/8/2014 8:40:33 AM
1 Answer/Comment
(x + 5)(x - 2) = 18
x^2 + 3x - 10 = 18
x^2 + 3x - 28 = 0
(x + 7)(x - 4) = 0
x + 7 = 0 or x - 4 = 0
Added 4/8/2014 8:40:28 AM
This answer has been confirmed as correct and helpful.
Confirmed by andrewpallarca [4/8/2014 8:44:33 AM], Rated good by DahJTkfw
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