A function, f(x), has a slope of 2 and contains the point (6,4). Which of the following represents the interval on which the output of the function is positive?

1. f(x) is positive when x >0
2. f(x) is postive when x > 4
3. f(x) is positive when x2 -8
4. f(x) is positive when x is all real numbers

Please help me

Create a question with this scenario you could ask that could be answered only by graphing or using logarithm. david estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x.

3/4 = c/36 i need with this fraction proble.

Asource of laser light sends rays ab and ac toward two opposite walls of a hall. the light rays strike the walls at points b and c, as shown below: what is the distance between the walls?