What are the vertex, axis of symmetry, maximum or minimum value, and range of y = 3x2 + 6x - 1? O A. (1.4); x = 1; max: 8; range: ys 8
O B. (-1,-4); x = -1; min: -4; range: y 2 -4
O C. (-1,4); x = -1; min: 4; range: y24
O D. (1.-4): x = 1; min: 1; range: y = 1

Astudent simplified a rational expression as shown.

Suppose that in 2008 , 840,800 citizens died of a certain disease assuming the population of teh country is 399 miliion, what is the mortality rate in units of deaths per 100,000 people?

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?