Solve the problem.Assume that the half-life of Carbon-14 is 5700 years. Find the age (to the nearest year) of a wooden axe in which the amount of Carbon-14 is 30% of what it originally had.
Fill in the blank(s) with the appropriate word(s).
9901 years
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The growth rate G, in thousands per year, of a certain population depends on the number N, in thousands, of individuals present. The relationship is
.
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A: Make a graph of growth rate versus population size.
?
B: What population level results in a maximum growth rate? What is that maximum growth rate?
Round your answers to two decimal places.
?
C: When population demands exceed available resources, a population decline can be expected. What population levels would result in a declining population? Round your answer to two decimal places.
What will be an ideal response?
Find the measure of the indicated angle. Figure is not drawn to scale.
Find the measure of ?x.
A. 126° B. 71° C. 66° D. 161°
Provide an appropriate response.Which of the following statements defines 
f(x) = -??I. For every negative real number B there exists a corresponding ? > 0 such that f(x) < B whenever x0 - ? < x < x0 + ?.II. For every negative real number B there exists a corresponding ? > 0 such that f(x) < B whenever x0 < x < x0 + ?.III. For every negative real number B there exists a corresponding ? > 0 such that f(x) < B whenever x0 - ? < x < x0.
A. III B. II C. I D. None
Perform the indicated operation. Write the result in standard form.7i + (-9 - i)
A. 9 - 6i B. -9 + 6i C. 9 - 8i D. -9 + 8i