23 .........................
Then, the median is found by taking the mean (or average) of the two middle most numbers.
Answer:
first option
Step-by-step explanation:
There is a common ratio r between consecutive terms in the sequence, that is
r = - 15 ÷ 3 = 75 ÷ - 15 = - 375 ÷ 75 = - 5
The recursive formula allows a term in the sequence to be found by multiplying the previous term by r , thus
f(n) = - 5f(n - 1) if n > 1
with f(1) = 3 ← first term
Answer:
0
a triangle's angles should add up to be 180 degrees. Three angles of 63's sum is 189
Answer:
a
Step-by-step explanation:
