Precalculus Examples

$Q = \frac{i^{2} r t}{j}$

Step 1

Rewrite the equation as $\frac{i^{2} r t}{j} = Q$ .

$\frac{i^{2} r t}{j} = Q$

Step 2

Multiply both sides by $j$ .

$\frac{i^{2} r t}{j} j = Q j$

Step 3

Simplify the left side.

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Step 3.1

Simplify $\frac{i^{2} r t}{j} j$ .

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Step 3.1.1

Cancel the common factor of $j$ .

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Step 3.1.1.1

Cancel the common factor.

$\frac{i^{2} r t}{j} j = Q j$

Step 3.1.1.2

Rewrite the expression.

$i^{2} r t = Q j$

Step 3.1.2

Rewrite $i^{2}$ as $- 1$ .

$- 1 r t = Q j$

Step 3.1.3

Rewrite $- 1 r$ as $- r$ .

$- r t = Q j$

Step 4

Divide each term in $- r t = Q j$ by $- t$ and simplify.

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Step 4.1

Divide each term in $- r t = Q j$ by $- t$ .

$\frac{- r t}{- t} = \frac{Q j}{- t}$

Step 4.2

Simplify the left side.

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Step 4.2.1

Dividing two negative values results in a positive value.

$\frac{r t}{t} = \frac{Q j}{- t}$

Step 4.2.2

Cancel the common factor of $t$ .

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Step 4.2.2.1

Cancel the common factor.

$\frac{r t}{t} = \frac{Q j}{- t}$

Step 4.2.2.2

Divide $r$ by $1$ .

$r = \frac{Q j}{- t}$

Step 4.3

Simplify the right side.

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Step 4.3.1

Move the negative in front of the fraction.

$r = - \frac{Q j}{t}$