Correct answer gets 100 points and mark as hurry
describe the difference between a relation and a function. be sure to use the words: relation, function. (3 points) give an example of a real-world function (example from the class was a student and their math grade-all students must have a math grade but no student can have more than one math grade. it would be to use the words: must, domain and range (or input and output) (3 points)

You are responsible for designing a new city. you are inspired by pierre charles l'enfant, who laid out the streets of our nation's capital. numbered streets run north and south, and lettered streets run east and west. avenues are named after states, and they intersect the streets on a diagonal. the streets are parallel and the intersections form similar triangles. 18th st. is 454 meters long and the intersection of 18th and k st. is 207 meters from connecticut ave. if 19th st. and k st. is 385 meters from connecticut ave., what is the length of 19th st.?

Identify the graph of y = ln x + 1.

Plz determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 196 is a difference of squares: (y + 14)2 is a difference of squares: (y – 14)2 is a difference of squares: (y + 14)(y – 14) is not a difference of squares