Solve the equation for the indicated variable.S = 2?rh + 2?r2
for h
A. h = S - r
B. h = 
C. h = 
- 1
D. h = 2?(S - r)
Answer: B
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Solve the equation by completing the square.x2 + 8x - 3 = 0
A. {4 + 
}
B. {-4 - 1
, -4 + 1
}
C. {-4 - 
, -4 + 
}
D. {-1 - 
, -1 + 
}
Use the graph to determine the x- and y-intercepts.
A. x-intercept: 4; y-intercepts: -4, 1, 5 B. x-intercepts: 4, 1, -5; y-intercept: 4 C. x-intercept: 4; y-intercepts: 4, 1, -5 D. x-intercepts: -4, 1, 5; y-intercept: 4
Solve the problem.Use the formula N = Iekt, where N is the number of items in terms of the initial population I, at time t, and k is the growth constant equal to the percent of growth per unit of time. An artifact is discovered at a certain site. If it has 48% of the carbon-14 it originally contained, what is the approximate age of the artifact? (carbon-14 decays at the rate of 0.0125% annually.)
A. 4160 years B. 2550 years C. 5872 years D. 3840 years
Find absolute maximum and minimum values of the function, if they exist, over the indicated interval. Where no interval is specified, use the real line. List your answers in terms of ordered pairs.