Answer:
[-5,5]
Step-by-step explanation:
The answer is B.
1. Use the quadratic formula
2. Solve everything under the square root
3. Solve the denominator
You can check the picture to see the work
Answer:
4.65 gallons of acid
Step-by-step explanation:
30% of 5 gallons is 1.5 gal
45% of 7 gallons is 3.15 gal
4.65 gal of acid
Answer:
f(x) = 4|x|
Step-by-step explanation:
The fourth function, f(x) = 4|x| will have a graph narrower than that of |x|.