Solve.w =
, for y
A. y = -
B. y = -
C. y =
D. y =
Answer: B
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Solve the equation.Let f(x) = . Find all x for which f(x) = 7.
A.
B. ?
C.
D.
Evaluate the function for the indicated input and interpret the result.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 (1992, Male) - f (1992, Female) = 170 In the year 1992, 170 more men voted than women. B. f (1992, Male) - f (1992, Female) = -170 In the year 1992, 208 more women voted than had previously voted in 1988. C. f (1992, Male) - f (1992, Female) = 161 In the year 1992, 161 more men voted than women. D. f (1992, Male) - f (1992, Female) = 208 In the year 1992, 208 more men voted than women.
Divide.
A. 9 B. 19 C. 1.9 D. 0.9
Solve.4x = 256
A. 4 B. 3 C. 64 D. 2