Nina knows that the average of the x-intercepts represents the line of symmetry for a quadratic function through the x-axis.
Which equation represents the average of the x-intercepts for f(x) = 4x2 - 24x + 20?
0 -5-1-3
0-19-2 - 4
o 175 = 3
© 2+10 = 4

Which of these triangle pairs can be mapped to each other using a single translation? cof hn

The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score

Write a description of each inequality. 1. -5a + 3 > 1 2. 27 - 2b < -6 (this < has a _ under it) 3. 1/2 (c + 1) > 5 (this > has a _ under it)