Answer:
gm =14sqrt(2)
or approximately 19.8
Step-by-step explanation:
to find the geometric mean, multiply the numbers together and then take the square root
gm = sqrt(28*14)
gm = sqrt(392)
gm = sqrt(196*2)
gm =14sqrt(2)
gm = 19.799
You can find additive inverse to find integers and their opposites closed under addition.
Answer:
Step-by-step explanation:
Both teachers and children are people. If there were 4 teachers and 9 children already at the table, sitting down, when Jim arrived, then that would be 13 people at the table before he sit and 14 people after he sits.