Calculate the standard deviation of X for the probability distribution.
x2435
0.30.10.20.4?
Round your answer to two decimal places.
?
__________
Fill in the blank(s) with the appropriate word(s).
1.28
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Describe the domain of the function of three or more varables.f(x, y, z) = 
A. The set of all points inside the sphere x2 + y2 + z2 = 64. B. The set of all points outside the sphere x2 + y2 + z2 = 64. C. The set of all points on and inside the sphere x2 + y2 + z2 = 64. D. The set of all points on and outside the sphere x2 + y2 + z2 = 64.
Use least common multiple or greatest common divisor to solve the problem.George has 54 donuts and 66 bagels. He wants to divide his bagels and donuts into stacks so that there are the same number of pastries in each stack. What is the greatest number of pastries that he can place in each stack?
A. 9 B. 7 C. 8 D. 6
What inputs are defined for the expression?
Find the numerical value of the expression for 
and 
4x2 + 7x
A. a) 92 b) 1422 B. a) 44 b) 198 C. a) 36 b) 1170 D. a) 60 b) 270