Graph f(x) = x - 2x² - 5.
 figure 1.png)
 figure 2.png)
 ANSWER 1.png)
You might also like to view...
Solve the problem.Find the volume of the solid generated by revolving the region enclosed by the ellipse 4x2 + 25y2 = 100 about the x-axis.
A. 
B. 
C. 4?2
D. 
The decibel level D, a measure of loudness of sound, can be calculated from the relative intensity I of sound. The relationship is
.
A: If one sound is 1,000 times as intense as another, how do their decibel ratings compare?B: Is the graph of D versus I concave up or concave down? Explain what the concavity means in practical terms.C: Solve the equation above to express relative intensity as a function of decibels.
?
What will be an ideal response?
Calculate the arc length of the indicated portion of the curve r(t).r(t) = 3ti + 
j + 
k; -5? t ? -1
A. 100 B. -150 C. 20 D. -30
Classify the pair of angles shown in the figure below, where l?1 and l?2 are parallel.
?
?
?
The angles are __________ (vertical angles, adjacent and supplementary angles, corresponding angles, or alternate interior angles).
Fill in the blank(s) with the appropriate word(s).