ANSWER
C) 1, 3, 6, 10, 15, 21, 28, 36, 45
EXPLANATION
The recursive formula is,
when n is a natural number greater than 1.
When n=2,
when n=3,
when t=4,
When t=5,
when t=6,.
when t=7
When t=8,
When t=9,
Hence the first nine triangular number are
Answer:
Step-by-step explanation:
luhfr
each side is 55.125cm
you have to divide the area by 2
then do 441/2=220.5
then divide this by 4 because a square has 4 equal sides so 220.5/4=55.125
always a positive number because it represents a distance from the mean.
5/8
You need to convert to a simplified fraction by placing the numbers to the right of the decimal over 1000. Then reduce the fraction.