Eight parentheses x plus two parentheses
1 answer:
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Answer:
f(n)= 5 · 4
Step-by-step explanation:
You use the explicit formula for geometric sequence. The five is the firat term and is placed correctly. The 4 is the rate of change, because if you multiply 5 by 4 you get 20 and so on.
Answer:
Yes, Sierra is correct
Step-by-step explanation:
Given
Required
Is she correct
The right parenthesis has 4 + 5.
This can be simplified as:
So, we have:
The left parenthesis has y + 7.
This cannot be simplified because y is a variable and 7 is a number.
<em>Hence, Sierra is correct.</em>