Define the sequence: 1, 3, 7, 13, 21, ... recursively
2 answers:
Answer:
They keep on adding by even numbers. From 1-3 there is 2 between the number from 3-7 it's 4 from 7-13 its 6 from 13-21 it's 8.
Step-by-step explanation:
The next number is the sequence would be 31 beucase 10 is the next even number and 21+10=31.
So, what you need to do is constantly add by even numbers.
Now, throughout 1 to 3 there is the number 2 between the number from 3 to 7 so it's 4 from 7 to 13 its 6 from 13 to 21.
So, your final answer is going to be 8!
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Answer:
Length = 14, Width = 7
Step-by-step explanation:
Step 1:
Length + Length + Width + Width = Perimeter
Step 2:
2w + 2w + w + w = 42
Step 3:
6w = 42
Step 4:
w = 7
Step 5:
7 × 2 = 14
Answer:
Length = 14, Width = 7
Hope This Helps :)
Answer:
20
Step-by-step explanation:
30 * 0.65 = 19.5
Round off the number to 20
I’m not quite sure what the question is, but 81 cookies distributed among 44 people would mean that each person gets 0.02 cookies each.
Answer:
The axis of symmetry of parabola is the equation where it cuts the middle of the graph.
So the axis of symmetry is x = 2 .
