Solve the equation. Write complex solutions in standard form.x2 - 
x = - 
A. - 
± 
B. - 
± i
C. 
± i
D. 
± 
Answer: C
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Find the solution set in the real numbers.3(x + 5) - (3x + 15) = 0
A. 0 B. All real numbers C. No solution D. 5
Solve the equation.
= y
A. {6} B. {6, -2} C. ? D. {4}
Solve the problem.The table lists the number of persons voting in an election by election year and sex, for a small community. 
Let this table be a partial numerical representation of a function f, where 
computes the number of persons who voted in the year x whose sex is y. Evaluate 
Interpret the result.
A. f(1964, Female) = 629 The number of females who voted in 1964 was 629. B. f(1964, Female) = 671 The number of females who voted in 1964 was 671. C. f(1964, Female) = 15 The number of females who voted in 1964 was 15. D. f(1964, Female) = 858 The number of females who voted in 858 was 1964.
Solve.The daily profit in dollars of a specialty cake shop is described by the function 
where x is the number of cakes prepared in one day. The maximum profit for the company occurs at the vertex of the parabola. What is the maximum profit?
A. $208.00 B. $43,264 C. $147,456 D. $198,656