Find the equation that has a slope of - 1/8 and passes through the point (0.-4) 1. y=1/4x-4
2 y= - 1/4 x-8
3.y=1/8x
4. y= - 1/8 x-4

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Nellie is analyzing a quadratic function f(x) and a linear function g(x). will they intersect? f(x) g(x) graph of the function f of x equals one half times x squared, plus 2 x g(x) 1 5 2 10 3 15