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Physics: Principles with Applications 6
A sports car of mass 950 kg (including the driver) crosses the rounded top of a hill (radius = 95 m) at 22 m/s. Determine (a) the normal force exerted by the road on the car. (b) the normal force exerted by the car on the 72-kg driver, and (c) the car speed at which the normal force on the driver equ

Probability and Statistical Inference 9
For each of the following functions, (i) find the constant c so that f(x) is a pdf of a random variable X, (ii) find the cdf, F(x) = P(X x), (iii) sketch graphs of the pdf f(x) and the cdf F(x), and (iv) find and 2: (a) f(x) = 4xc, 0 x 1. (b) f(x) = c x, 0 x 4. (c) f(x) = c/x3/4, 0 < x < 1.

Economics: Concepts and Choices: Student Edition 2008 1
What are the advantages and disadvantages of a market economy?

Essentials of Human Anatomy & Physiology 11
Compare the amount of movement possible in syn- arthrotic, amphiarthrotic, and diarthrotic joints. Relate these terms to the structural classification of joints; that is, to fibrous, cartilaginous, and synovial joints.

Principles of Economics 6
What are the two subfields into which economics is divided? Explain what each subfield studies.

Human Biology 11
Jogging is considered aerobic exercise because the cardio-vascular system (heart and blood vessels) can adjust to supply the oxygen needs of working cells. In contrast, sprinting the 100-meter dash might be called anaerobic (lacking oxygen) exercise, and golf non aerobic exercise. Explain these last

Chemistry 13
Write the equilibrium constant expression for the following reaction: \(A(s)+B(g) \rightleftharpoons C(s)\)

Biology for AP Courses
Name two different cellular functions that require energy. a. Phagocytosis helps amoebae take up nutrients and pseudopodia help the amoebae move. b. Phagocytosis allows amoebae to move and pseudopodia help in the uptake of nutrients. c. Phagocytosis helps amoebae to take up nutrients and cilia help a