Simplify the rational expression. State any excluded values. 2x - 4 2x + 8 x - 2 a. ; where x = 4 x + 4 x-2 b. 2x+8 '; where x 4 x + 2 Oc. 2 where x 4 X-4 x +4 d. x-2 "; where x 2
the cost to buy one movie ticket is $7. if the total cost for the movie is a function of how many people go, then the input is : the number of the people going.
Jayne is studying urban planning and finds that her town is decreasing in population by 3% each year. the population of her town is changing by a constant rate. true or false?