Factor completely. (3.2² - 12x)(x2 – 2x + 1) =

3x • (x - 4) • (x - 1)2

Step-by-step explanation:

i pretty sure it is

b. 1.25 hr

step-by-step explanation:

if you have a constant speed of 60 mph, then you have a ratio between 60 mi. to 1 hr. dividing both sides by 60 we get the ratio

1 mi. to

then mult. both sides by 75 we get the ratio

75 mi. to

simplifying we get

75 mi. to

or 1.25 hr.