Mathematics 1.
Unit 1
Which of these equations represent functions where x is the input and y is the
output?
Select each correct answer.
A.
x = 2
B. y = 2
C.
y = 2x
D.
x = 2y
E.
x + y = 2

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?

In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2

Which statement is true about the local minimum of the graphed function? 27 +0,25) over the interval [-4, -2], the local minimum is 0. over the interval (-2,-1], the local minimum is 25. over the interval (-1, 4], the local minimum is 0. over the interval [4, 7), the local minimum is -7. (-34, 139,0n 760) in modo