Part 4 | Test 4 | Time: 2 hours |
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Answer: 5.
Answer:
Answer: 2 to the right.
Answer: 10 down.
Answer: The domain is the set of all real numbers, or in
interval notation, .
Answer: The range is the set of all values of , or in
interval notation, [-15,-5].
Answer: Here are such four points that have a y-coordinate of
-15:
Answer: .
Answer: .
Answer: .
Answer: .
Answer:
Answer: 2.6269 radians.
Answer:
Answer: The graph of f(x) is bounded by the lines y=2x+1,
and y=2x-1.
Answer: Because the biggest value can attain is 1, and
the lowest value it can attain is -1, the graph of the function
is caught between the two boundary lines.
Answer:
Answer: The buildings are approximately 6,928 feet apart.
Answer: The biggest interval which will work is .
Answer:
Answer:
Answer: The graph of is a reflection of the graph of f(x)
about the line g(x).
Answer: The interest earned after 10 years will be $57,509.67.
Answer: The inequality will be always true except when x=2,
and x=-2.
Answer: They are equal only when x>0.
Answer: They are equal only when x>0.
Answer: It was 60,000 in the year 1935 with 9 months.
Answer: It will only reach 100 in the year 2078.
Answer: The population can never increase as long as the same
decreasing behavior continues.
Answer: There are six zeros. Use the rational zero test and
synthetic division to find the 4 rational zeros:
The remaining zeros can be found with the quadratic formula.
Answer:
The graph below tells us that there are zeros at , and 4 more roots close to x=3.
Answer:
.
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