Find the volume of a regular pyramid with an equilateral triangle with side 9.2 meters for the base and height 12.6 meters. Round the answer to two decimal places.
(a) 461.79m²
(b) 153.93m²
(c) 72.35m²
(d) 81.23m²
(b) 153.93m²
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Find the derivative of the function at the given point in the direction of A.
A = 3i - 4j
A. - 116 B. - 188 C. - 224 D. - 152
Add.2a4 + 9a2
A. 9a8 + 6a4 B. 9a4 + 6a2 C. 15a6 D. 15a12
Prepare a probability distribution for the experiment. Let x represent the random variable, and let P represent the probability.Two marbles are drawn from a bag in which there are 4 red marble and 2 blue marble. The number of blue marbles is counted.
A. 
B. 
C. 
D. 
Solve the problem.In Country X, the average hourly wage in dollars from 1945 to 1995 can be modeled by f(x) = 
Use f to estimate the average hourly wages in 1950, 1970, and 1990.
A. $0.74, $2.18, $6.64 B. $0.74, $3.02, $6.64 C. $3.38, $0.38, $6.64