$$\begin{array} { | l | l | }
\hline x & y \
\hline 0 & 4 \
\hline 1 & 5 \
\hline 2 & 8 \
\hline 3 & 13 \
\hline 4 & 20 \
\hline
\end{array}$$
-In the above table, the relationship between x and y is and, with y measured on the vertical axis, the slope between y = 5 and y = 8 is equal to .
A) positive; 5
B) positive; 3
C) negative; 6
D) negative; 8

Question

$$\begin{array} { | l | l | } 
\hline x & y \
\hline 0 & 4 \
\hline 1 & 5 \
\hline 2 & 8 \
\hline 3 & 13 \
\hline 4 & 20 \
\hline
\end{array}$$
-In the above table, the relationship between x and y is and, with y measured on the vertical axis, the slope between y = 5 and y = 8 is equal to .
A) positive; 5
B) positive; 3
C) negative; 6
D) negative; 8

Quizplus · Accepted Answer

The relationship is positive as y increases with x. The slope between y = 5 and y = 8 is (8-5)/(2-1) = 3.

xy041528313420\begin{array} { | l | l | } \hline x & y \\\hline 0 & 4 \\\hline 1 & 5 \\\hline 2 & 8 \\\hline 3 & 13 \\\hline 4 & 20 \\\hline\end{array}x01234​y4581320​​

$\begin{array} { | l | l | } \hline x & y \\\hline 0 & 4 \\\hline 1 & 5 \\\hline 2 & 8 \\\hline 3 & 13 \\\hline 4 & 20 \\\hline\end{array}$