Determine whether the equation defines y as a function of x. y = x3
A. function
B. not a function
Answer: A
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Use the Huntington-Hill apportionment principle to decide who is most deserving of an additional representative. Subdivision A, with 1600 residents, has 11 representatives in the City Hall, while Subdivision B, with 2700 residents, has 17 representatives, and Subdivision C, with 950 residents, has 7 representatives.
A. Subdivision C B. Subdivision B C. Subdivision A
Write the slope-intercept form of the equation for the line passing through the given pair of points.(10, 7) and (10, 3)
A. 7x + 3y = 0 B. x = 10 C. y = 7 D. 3x + 7y = 0
Find the indicated series by the given operation.Find the first three terms of the expansion for f(x) = ex cos x by multiplying the proper expansions together, term by term.
A. x - x2 + 
x3 - . . .
B. x + x2 - 
x3 + . . .
C. 1 + x - 
x3 - . . .
D. 1 + x - 
x2 - . . .
Combine the complex numbers.[(4 + 6i) - (1 + 8i)] - (5 - 7i)
A. -2 + 5i B. 10 + 7i C. -2 + 7i D. 10 + 5i