Determine what percent of the figure is shaded.
A. 60%
B. 50%
C. 37.5%
D. 62.5%
Answer: D
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Find f so that F = ?f. If the fuction is not conservative state so.F(x,y) = (x - 3y + 7)i + (-3x + 3y + 8)j
A. f(x, y) = 
- 3xy + 
+ C
B. f(x, y) = 
- 3xy + 7x + 
+ 8y + C
C. f(x, y) = 
+ 3xy - 7x + 
+ C
D. not conservative
Solve the problem.If the null space of a 5 × 7 matrix is 3-dimensional, find Rank A, Dim Row A, and Dim Col A.
A. Rank A = 4, Dim Row A = 4, Dim Col A = 3 B. Rank A = 4, Dim Row A = 4, Dim Col A = 4 C. Rank A = 2, Dim Row A = 2, Dim Col A = 2 D. Rank A = 4, Dim Row A = 3, Dim Col A = 3
Solve the problem.Find a unit vector normal to the plane containing u = -i + j + 4k and v = 2i - 3j + k.
What will be an ideal response?
Provide an appropriate response.The following contingency table provides a joint frequency distribution for the popular votes cast in the 1984 presidential election by region and political party. Data are in thousands, rounded to the nearest thousand.Political Party
A person who voted in the 1984 presidential election is selected at random. Find the probability that the person voted Republican.Find the probability that the person voted Republican given that they are from the South.Are the events "voting Republican" and "being from the South" independent? How can you tell?
What will be an ideal response?