Answer:
80.95
Step-by-step explanation:
Percentage increase = *100
=> (38-21)* 100/21 = 80.9523%
The answer round it to the nearest 100th = 80.95%
How does the graph of y = ax2 + c compare to the graph of y ax2
1 answer:
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Answer:
see explanation
Step-by-step explanation:
These are the terms of a geometric sequence with n th term
= a
where re a is the first term and r the common ratio
r = 9 ÷ - 3 = - 27 ÷ 9 = 81 ÷ - 27 = - 3 ← common ratio
and a = - 3, thus
[te x]a_{n}[/tex] = - 3 ← explicit formula