Calculus Examples

$\sqrt{x} + 2 = 2$

Move all terms not containing $\sqrt{x}$ to the right side of the equation.

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Subtract $2$ from both sides of the equation.

$\sqrt{x} = 2 - 2$

Subtract $2$ from $2$ .

$\sqrt{x} = 0$

To remove the radical on the left side of the equation, square both sides of the equation.

${\sqrt{x}}^{2} = 0^{2}$

Simplify each side of the equation.

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Multiply the exponents in ${(x^{\frac{1}{2}})}^{2}$ .

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Apply the power rule and multiply exponents, ${(a^{m})}^{n} = a^{m n}$ .

$x^{\frac{1}{2} \cdot 2} = 0^{2}$

Cancel the common factor of $2$ .

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Cancel the common factor.

$x^{\frac{1}{2} \cdot 2} = 0^{2}$

Rewrite the expression.

$x^{1} = 0^{2}$

Simplify.

$x = 0^{2}$

Raising $0$ to any positive power yields $0$ .

$x = 0$

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