What role does the derivative play in defining slopes,

Introductory Chemistry 5
Determine the mass of each sample. (a) 1.32 mol carbon tetrafluoride (b) 0.555 mol magnesium fluoride (c) 1.29 mmol carbon disulfide (d) 1.89 kmol sulfur trioxide

Physics: Principles with Applications 6
The Achilles tendon is attached to the rear of the foot as shown in Fig. 9-66. When a person elevates himself just barely off the floor on the "ball of one foot." estimate the tensionFtin the Achilles tendon (pulling upward), and the (downward) forceFBexerted by the lower leg bone on the foot. Assume

Physics: Principles with Applications 6
(II) The position of a rabbit along a straight tunnel as a function of time is plotted in Fig. 2-28. What is its instantaneous velocity (a) at t = 10.0 s and (b) at t = 30.0 s? What is its average velocity (c) between t = 0 and t = 5.0 s, (d) between t = 25.0 s and t = 30.0 s, and (e) between t = 40.

Probability and Statistics 4
Suppose that the lifetime of a certain type of lamp has an exponential distribution for which the value of the parameter is unknown. A random sample of n lamps of this type are tested for a period of T hours and the number X of lamps that fail during this period is observed, but the times at which t

Macroeconomics 22nd
What are the determinants of demand? What happens to the demand curve when any of these determinants change? Distinguish between a change in demand and a movement along a fixed demand curve, noting the cause(s) of each.

Urban Economics 8
Fruit Fly Economist According to Frieda, the talking fruit fl y, A rent-control law implemented today will simply redistribute income from property owners to consumers. I will never see any deadweight loss from the rent-control program. a. After googling fruit fl y lifespan, draw a supply/demand grap

Biological Psychology 12
How does alcohol decrease anxiety? a. By shifting blood flow from the left hemisphere to the right hemisphere b. By increasing glutamate activity in the prefrontal cortex c. By facilitating the effects of GABA on certain receptors d. By inhibiting the reuptake of serotonin

Principles of Economics 9
What causes the lags in the effect of monetary and fiscal policy on aggregate demand? What are the implications of these lags for the debate over active versus passive policy?