If x =
is a root of
, use synthetic division to factor the polynomial completely and list all real solutions of the equation.
A. ?; x =
, 2
B. ; x =
, 2
C. ; x =
, 2
D. ; x =
, 2
E. ; x =
,
, 2
Answer: D
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Solve the problem.The grocery expenses for six families were ,
,
,
,
, and
. Compute the mean grocery bill. Round
your answer to the nearest cent. A. $70.13 B. $68.44 C. $102.67 D. $82.13
Solve the equation.log 2x = log 4 + log (x - 3)
A. -6 B. - 2 C. 1 D. 6
The function f is one-to-one. State the domain and the range of f and f-1. Write the domain and range in set-builder notation.f(x) =
A. f(x): D = , R =
;
f-1(x): D is all real numbers, R =
B. f(x): D = , R =
;
f-1(x): D = , R =
C. f(x): D = , R is all real numbers;
f-1(x): D is all real numbers, R =
D. f(x): D = , R =
;
f-1(x): D = , R =
Find the following using a calculator. Round to four decimal places.ln 0
A. -2.3149 B. -2.2792 C. Does not exist D. -2.2903