Find the requested partial derivative.
(1, 3)
A. 1
B. 18
C. 6
D. 0
Answer: A
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Perform the indicated operation.(-8 + 4n7 + 4n5) + (5n7 + 6n5 - 6)
A. 9n7 + 10n5 - 14 B. 9 + 10n7 - 14n5 C. -3n7 + 10n5 - 2 D. 5n12
Solve the problem.An investment is worth $3836 in year 0. By year 5 it has grown to $6376. Let I be the value of the investment in year x. The linear equation I = 508x + 3836 models the value, I, of the investment on year x. Interpret the slope.
A. The value of the investment increased by $508 between year 0 and year 5. B. The value of the investment is increasing at a rate of $508 per year. C. The value of the investment is increasing at a rate of $3836 per year. D. The value of the investment is decreasing at a rate of $508 each year.
A cross-section of a parabolic reflector is shown in the figure. The bulb is located at the focus and the opening at the focus is 18 cm. Find an equation of the parabola. Let V be the origin. Find the diameter of the opening |CD|, 19 cm from the vertex.
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The hyperbola shown in the calculator-generated graph was graphed in function mode with a square viewing window. What are the two functions y1 and y2 that were used to obtain the graph whose equation is given?
10
-10
A. y1 = 5
, y2 = -5
B. y1 = 2
, y2 = -2
C. y1 = 5
, y2 = -5
D. y1 = 5
, y2 = -5