Topic
Q:
Write a formula for the general term or nth term for the sequence. Then find the indicated term.
\( -1,1,3,5,7, \ldots ; a_{12} \)
Q:
Write the first four terms of the recursive sequence.
\[ a_{1}=-5, a_{n}=n-a_{n-1} \text { for } n \geq 2 \]
Q:
Find the slope, if it exists, of the line containing the pair of points.
\[ (-9,-12) \text { and }(-14,-15) \]
Select the correct choice below and, if necessary, fill in the answer box to
complete your choice.
A. The slope is \( \square \). (Type an integer or a simplified fraction.)
B. The slope is undefined.
Q:
Simpify:
\( \frac{2 \sqrt{125}+\sqrt{175}}{5 \sqrt{20}} \)
Q:
Divide the following expression
\( \frac{\sqrt{42}}{\sqrt{7}} \)
Q:
Divide the following expression
\( \frac{\sqrt{24}}{\sqrt{8}} \)
Q:
In 2010, a city's population was 83,075 and it was declining at a rate of \( 1.04 \% \) each year.
Which is the best prediction for when the city's population will first be below 62,000 ?
Q:
b) Se \( S_{n}=n^{2} \), calcule o termo geral de \( a_{n} \)
Q:
Membership in an art club is expected to grow by about \( 4 \% \) per month. Currently, there are 350 members in the club.
In about how many months will membership reach 500 members?
Q:
At the start of an experiment, there are 50 bacteria in a dish. The bacteria population is expected to grow at a rate of \( 220 \% \) each day.
Which is the best prediction for the bacteria population after 8 days?
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