Topic
Q:
2) The domain of the function \( g(x)=\frac{1}{\left(e^{x}-1\right)} \) is
a) \( (-\infty, \infty) \)
b) \( (-\infty, 1) \)
c) \( O(-\infty, 0) \cup(0, \infty) \)
d) \( O(1,-1) \)
Q:
The appropriate degrees of freedom for the distribution used in correlation is \( \mathrm{df}=\mathrm{N}-\mathrm{k} \).
(A) True
(B) False
Q:
List all the factor of
number 32
Q:
Fill in the blanks:
Calculate without using a calculator:
a) \( \frac{-15}{3}= \)
b) \( 10 \times 11= \)
Q:
12. uma impressora imprime 84
páginas em 3 minutos quantas
páginas ela imprimirá em 5 minutos?
\( \begin{array}{ll}\text { a) } 140 & \text { c) } 130 \\ \text { b) } 145 & \text { d) } 135\end{array} \)
Q:
4) \( (3 x-1)^{2}-8(x+1)^{2}=(x+2)(x-2) \)
2) \( x(x-2)-8=(x+2)(x-4)] \)
Q:
What do correlations less than zero signify?
A that the relationship between the variables is negative
B correlation statistic can't have negative value
(C) We need to square the correlations to get rid of the negative numbers
(D) There is an error made
Q:
2.45 Alice kastet 4,06 mikule. Henrik kastet \( 0,57 \mathrm{~m} \) lenger enn Alice. Thomas kastet 0,189
lengre enn Henrik.
a Hivor fangt kastet Henrik?
b Hvor langt kastet Thomas?
c Hvor mye lenger enn Alice kastet Thomas?
Q:
\begin{tabular}{|l|l|}\hline & O The system has no solution. \\ \( \begin{array}{l}\text { System B } \\ 4 x-y=8 \\ -4 x+y=-8\end{array} \) & \( \begin{array}{l}\text { The system has a unique solution: } \\ \text { The system has infinitely many solutions. } \\ \text { They must satisfy the following equation: } \\ y=\square\end{array} \)\end{tabular}
Q:
Find the solution of the linear inequality and express the solution set \( i \)
\( x+2<5 \)
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