ASAP 50 POINTS
Select the correct answer.
Which function has a restricted domain?

Find the equation of the trend line (line of best fit). show your work i'm using the points (34,76) (42,91)

Write an expression that has three terms and simplifies to 4x - 7. identify the coefficient(s) and constant(s) in your expression

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?