Answer:
r = 3/2
Step-by-step explanation:
ratio (r) is the number that, when multiplied by the previous (n-1) term, gives the nth term of the geometric sequence (). To find the common ratio, we can take any term and divide it by its preceding term (rearrange the formula to get ). If we take 24 and divide it by 16, we get the common ratio of 3/2 (, ).
Answer:
Step-by-step explanation:
first remove the parentheses
then add the like terms
lastly reorder the terms
Similarities: same atomic number
Differences: they have a different number of neutrons
16n+8=4
16n=4-8
16n=-4
n=-4/16
n=-1/4.