In 1996, the population of a country was estimated at 4 million. For any subsequent year the population P(t) in million is
, where t is the number of years since 1996. Use a graphing calculator to estimate the population in 2005. Round your answer to the nearest thousand.
a. 4,743,000
b. 4,699,000
c. 4,655,000
d. 4,833,000
a. 4,743,000
Mathematics
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Simplify. +
A.
B.
C. 1
D.
Mathematics
Solve by making a u-substitution.x - 13x1/2 + 42 = 0
A. {6, 7} B. {-36, 49} C. {-6, 7} D. {36, 49}
Mathematics
Find the focus and directrix of the parabola.x2 = 4y
A. F: (1, 0); D: y = 1 B. F: (0, 1); D: y = -1 C. F: (0, -1); D: x = - 1 D. F: (1, 0); D: x = 1
Mathematics
Perform the indicated operation and simplify. +
-
A.
B.
C.
D.
Mathematics