Algebra Examples

$f (x) = 3 x + \sqrt{4} - 2$

Step 1

Rewrite the function as an equation.

$y = 3 x + \sqrt{4} - 2$

Step 2

Simplify $3 x + \sqrt{4} - 2$ .

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Step 2.1

Simplify each term.

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Step 2.1.1

Rewrite $4$ as $2^{2}$ .

$y = 3 x + \sqrt{2^{2}} - 2$

Step 2.1.2

Pull terms out from under the radical, assuming positive real numbers.

$y = 3 x + 2 - 2$

Step 2.2

Combine the opposite terms in $3 x + 2 - 2$ .

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Step 2.2.1

Subtract $2$ from $2$ .

$y = 3 x + 0$

Step 2.2.2

Add $3 x$ and $0$ .

$y = 3 x$

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