Factorizing the denominator gives

Then the partial fraction decomposition would take the form

The equation is 2(n)-4=18.
Answer:
i think it's 15%
Step-by-step explanation:
Answer:Obtain a systematic sample by selecting every 20th vehicle that passes (in any lane and going in any direction).
Step-by-step explanation:
8 * 7 * 6 * 5 * 4 * 3 * 2 * 1
8 = 40320