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How to do this question plz answer me ​

How to do this question plz answer me ​-example-1
User Vahagn
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Answer:


\begin{array} c </p><p></p><p>\cline{1-8} x &amp; - 3 &amp; - 2 &amp; - 1 &amp; 0&amp; 1 &amp; 2 &amp; 3\\</p><p></p><p>\cline{1-8} y &amp; 6 &amp;\textbf{0} &amp;\textbf{ - 4} &amp; - 6 &amp; \textbf{ - 6}&amp; \textbf{ - 4}&amp; \textbf{0} \\</p><p></p><p></p><p>\cline{1-8}</p><p></p><p>\end{array}

Explanation:

The 2nd column of the table means that when x= -3, y= 6.

Since this table of values is for the equation of y= x² -x -6,

substitute the given values of x into the equation to find the respective values of y.

3rd column:

y= x² -x -6

When x= -2,

y= (-2)² -(-2) -6

y= 4 +2 -6

y= 0

4th column:

y= x² -x -6

When x= -1,

y= (-1)² -(-1) -6

y= 1 +1 -6

y= -4

6th column:

y= x² -x -6

When x= 1,

y= 1² -1 -6

y= 1 -1 -6

y= -6

7th column:

y= x² -x -6

y= 2² -2 -6

y= 4 -2 -6

y= -4

8th column:

y= x² -x -6

y= 3² -3 -6

y= 9 -3 -6

y= 0

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