Tan^2⁡〖(x)〗+sec⁡(x)-1=0

Renita analyzed two dot plots showing the snowfall during the winter months for city a and for city b. she found that the median snowfall is 5 inches less in city a than in city b. the mean snowfall is about 2 inches less in city a than in city b. which explains why there is a difference in the measures of center for the sets of data?

What is the distance between point a and b

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12