(f - g)(x) = f(x) - g(x)
… = (3x² - 4) - (4x + 1)
… = 3x² - 4x - 5
Answer:
Speeding at 160.934 km/hr
Step-by-step explanation:
1 mile = 1.609344 kilometers
1.609344 * 100 = 160.934 kilometers
most likely the last choice
45 minutes, hope this helps