Answer:A) 4 roots
b)(-2,0)(-1,0)(1,0)(3,0)
c)(0,-6)
d) down
Step-by-step explanation:
a) there are 4 roots because the max power = the number of turns in a graph
b) plug in 0 for y and solve
c)plug in 0 for x
d)the largest exponent x^4 is negative and since it is even you start and end the opposite way and since it is negative it starts up and goes down
The first choice is your answer. Since it’s substitution, you have to plug in x to the x in the bottom equation
Answer:
1. perim is 43.2
2. where are the blanks? dont see any
Step-by-step explanation:
3.2 * 25 = 80 mi
80 miles is the answer