Answer:
Step-by-step explanation:
x^2 + 17x + 60
(x + 12)(x + 5)
Step-by-step explanation:

Answer:
d. Twenty-five cars are randomly selected with the new transmission and 25 with the old transmission.
Step-by-step explanation:
A hypothesis test on the difference between the means must satisfy the following conditions
1) the samples must be randomly selected
2) each sample must have a known standard deviation
3) the samples must be independent
4) the samples must be from normal distribution
Hence only part d gives the right answer.
Answer:i dont know to do this stuff but i think you have to divide i think ???
Step-by-step explanation: