Math

QuestionFind yy for y=1xy=\frac{1}{x} when xx is -4, -3, -2, -1, 0, 1, 2.

Studdy Solution

STEP 1

Assumptions1. The function given is y=1xy=\frac{1}{x} . We need to find the corresponding yy values for the given xx values in the table

STEP 2

The function y=1xy=\frac{1}{x} means that for each xx value, the corresponding yy value is obtained by taking the reciprocal of xx.

STEP 3

Let's start with the first xx value in the table, which is -. Substitute x=x=- into the function to find the corresponding yy value.
y=1y=\frac{1}{-}

STEP 4

Calculate the value of yy.
y=14=0.25y=\frac{1}{-4} = -0.25

STEP 5

Next, substitute x=3x=-3 into the function to find the corresponding yy value.
y=13y=\frac{1}{-3}

STEP 6

Calculate the value of yy.
y=13=0.33y=\frac{1}{-3} = -0.33

STEP 7

Next, substitute x=2x=-2 into the function to find the corresponding yy value.
y=12y=\frac{1}{-2}

STEP 8

Calculate the value of yy.
y=12=0.5y=\frac{1}{-2} = -0.5

STEP 9

Next, substitute x=x=- into the function to find the corresponding yy value.
y=y=\frac{}{-}

STEP 10

Calculate the value of yy.
y==y=\frac{}{-} = -

STEP 11

Next, substitute x=0x=0 into the function to find the corresponding yy value.
y=0y=\frac{}{0}

STEP 12

The value of yy is undefined when x=0x=0 because division by zero is undefined in mathematics. So, for x=0x=0, yy is undefined.

STEP 13

Next, substitute x=x= into the function to find the corresponding yy value.
y=y=\frac{}{}

STEP 14

Calculate the value of yy.
y==y=\frac{}{} =

STEP 15

Next, substitute x=2x=2 into the function to find the corresponding yy value.
y=2y=\frac{}{2}

STEP 16

Calculate the value of yy.
y=2=0.5y=\frac{}{2} =0.5So, the completed table is\begin{tabular}{|l|l|l|l|l|l|l|l|} \hlinexx & -4 & -3 & -2 & - &0 & &2 \\ \hlineyy & -0.25 & -0.33 & -0.5 & - & undefined & &0.5 \\ \hline\end{tabular}

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