Step-by-step explanation:
if14a^2b/7a^2b answer is 2
and if the sign is addition then the answer is21a^2b if subtraction answer is7a^2b
<span>When order does not matter you use what is called n choose k formula
n!/(k!(n-k)!) where n is the number of things to choose from and k is the number of choices made, in this case:
20!/(4!(20-4)!)=4845</span>
Answer:
About 7000 men
Step-by-step explanation:
Many of this men were untrained peasants and half armed for the battle at Hastings.
Answer:
4/9 is the answer
Step-by-step explanation:
trust me it's correct
Answer:
Step-by-step explanation:
