Calculate the standard deviation of X for the probability distribution. Round your answer to the whole number.
x1234
0.10.40.20.3?
__________
Fill in the blank(s) with the appropriate word(s).
Answer: 1
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Provide an appropriate response. Find x if the distance between the points (x, 5) and (2, -3) is 10.
A. 4 or 0 B. 8 or -4 C. 11.798 or -7.798 D. 6 or -6
Simplify.3
(
- 
)
A. 9x - 3x2
B. 3x
- 3x2
C. 3x
- 3x2
D. 9x - 3x6
Solve the equation.2(5 - 3x) = 
A. {-3}
B. {8}
C. 
D. {3}
Solve the problem.A computer company invested a total of $386 million in research and development in its scanners and video digitizers. If the amount the company spent on research and development on scanners was $62 million more than was spent on research and development on its video digitizers, how much in fact did the company spend on research and development on its scanners?
A. $224 million B. $386 million C. $162 million D. $193 million