Answer:
60
Step-by-step explanation:
Answer:
The answer is A
Step-by-step explanation:
Answer:
The18th term of the given sequence is -128
Explanation:
To find the 18th term of the sequence:
42, 32, 22, 12, ..., we need to find the nth term of the sequence first.
The nth term of a sequence is given be the formula:
Where a is the first term, and d is the common difference.
Here, a = 42, d = 32 - 42 = -10
To find the 18th terem, substitute n = 18 into the nth term
Answer:
The Growth of sunflower duing 3 weeks is 8.5 inches or 8 (1/2).
Step-by-step explanation:
Given:
Growth of sunflower each week .
To find :
Total growth during 3 weeks?
Solution:
According to given data:
Growth is
- 1st week=2 and 1/2 inches=5/2=2.5 inches .
- 2nd week =2 and 3/4 inches=11/4 inches.
- 3rd week=3 and 1/4 inches=13/4 inches.
Total growth is given by,
=growth of (1st week +2 week+ 3 week)
=5/2+11/4+13/4
=34/4
=17/2
=8 and 1/2 inches.
Hence the overall growth is about 17/2 or 8.5 inches in 3 weeks .
Answer:5,-3
Step-by-step explanation:
