Sketch the graph of each function. List the coordinates of any extrema or points of inflection. State where the function is increasing or decreasing and where its graph is concave up or concave down. f ( x ) = − 4 x 2 + 1
Sketch the graph of each function. List the coordinates of any extrema or points of inflection. State where the function is increasing or decreasing and where its graph is concave up or concave down. f ( x ) = − 4 x 2 + 1
Solution Summary: The author calculates the points of extrema, point of inflections, and intervals where the function is increasing or decreasing.
Sketch the graph of each function. List the coordinates of any extrema or points of inflection. State where the function is increasing or decreasing and where its graph is concave up or concave down.
Points z1 and z2 are shown on the graph.z1 is at (4 real,6 imaginary), z2 is at (-5 real, 2 imaginary)Part A: Identify the points in standard form and find the distance between them.Part B: Give the complex conjugate of z2 and explain how to find it geometrically.Part C: Find z2 − z1 geometrically and explain your steps.
A polar curve is represented by the equation r1 = 7 + 4cos θ.Part A: What type of limaçon is this curve? Justify your answer using the constants in the equation.Part B: Is the curve symmetrical to the polar axis or the line θ = pi/2 Justify your answer algebraically.Part C: What are the two main differences between the graphs of r1 = 7 + 4cos θ and r2 = 4 + 4cos θ?
A curve, described by x2 + y2 + 8x = 0, has a point A at (−4, 4) on the curve.Part A: What are the polar coordinates of A? Give an exact answer.Part B: What is the polar form of the equation? What type of polar curve is this?Part C: What is the directed distance when Ø = 5pi/6 Give an exact answer.
Chapter 2 Solutions
Calculus and Its Applications Plus MyLab Math with Pearson eText -- Access Card Package (11th Edition) (Bittinger, Ellenbogen & Surgent, The Calculus and Its Applications Series)
Elementary Statistics: Picturing the World (7th Edition)
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