Solve Using the Square Root Property 6x^2=375

$6 x^{2} = 375$

Step 1

Divide each term in $6 x^{2} = 375$ by $6$ and simplify.

Divide each term in $6 x^{2} = 375$ by $6$ .

$\frac{6 x^{2}}{6} = \frac{375}{6}$

Simplify the left side.

Cancel the common factor of $6$ .

Cancel the common factor.

$\frac{6 x^{2}}{6} = \frac{375}{6}$

Divide $x^{2}$ by $1$ .

$x^{2} = \frac{375}{6}$

Simplify the right side.

Cancel the common factor of $375$ and $6$ .

Factor $3$ out of $375$ .

$x^{2} = \frac{3 (125)}{6}$

Cancel the common factors.

Factor $3$ out of $6$ .

$x^{2} = \frac{3 \cdot 125}{3 \cdot 2}$

Cancel the common factor.

$x^{2} = \frac{3 \cdot 125}{3 \cdot 2}$

Rewrite the expression.

$x^{2} = \frac{125}{2}$

Step 2

Take the specified root of both sides of the equation to eliminate the exponent on the left side.

$x = \pm \sqrt{\frac{125}{2}}$

Step 3

Simplify $\pm \sqrt{\frac{125}{2}}$ .

Rewrite $\sqrt{\frac{125}{2}}$ as $\frac{\sqrt{125}}{\sqrt{2}}$ .

$x = \pm \frac{\sqrt{125}}{\sqrt{2}}$

Simplify the numerator.

Rewrite $125$ as $5^{2} \cdot 5$ .

Factor $25$ out of $125$ .

$x = \pm \frac{\sqrt{25 (5)}}{\sqrt{2}}$

Rewrite $25$ as $5^{2}$ .

$x = \pm \frac{\sqrt{5^{2} \cdot 5}}{\sqrt{2}}$

Pull terms out from under the radical.

$x = \pm \frac{5 \sqrt{5}}{\sqrt{2}}$

Multiply $\frac{5 \sqrt{5}}{\sqrt{2}}$ by $\frac{\sqrt{2}}{\sqrt{2}}$ .

$x = \pm \frac{5 \sqrt{5}}{\sqrt{2}} \cdot \frac{\sqrt{2}}{\sqrt{2}}$

Combine and simplify the denominator.

Multiply $\frac{5 \sqrt{5}}{\sqrt{2}}$ by $\frac{\sqrt{2}}{\sqrt{2}}$ .

$x = \pm \frac{5 \sqrt{5} \sqrt{2}}{\sqrt{2} \sqrt{2}}$

Raise $\sqrt{2}$ to the power of $1$ .

$x = \pm \frac{5 \sqrt{5} \sqrt{2}}{{\sqrt{2}}^{1} \sqrt{2}}$

Raise $\sqrt{2}$ to the power of $1$ .

$x = \pm \frac{5 \sqrt{5} \sqrt{2}}{{\sqrt{2}}^{1} {\sqrt{2}}^{1}}$

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$x = \pm \frac{5 \sqrt{5} \sqrt{2}}{{\sqrt{2}}^{1 + 1}}$

Add $1$ and $1$ .

$x = \pm \frac{5 \sqrt{5} \sqrt{2}}{{\sqrt{2}}^{2}}$

Rewrite ${\sqrt{2}}^{2}$ as $2$ .

Use $\sqrt[n]{a^{x}} = a^{\frac{x}{n}}$ to rewrite $\sqrt{2}$ as $2^{\frac{1}{2}}$ .

$x = \pm \frac{5 \sqrt{5} \sqrt{2}}{{(2^{\frac{1}{2}})}^{2}}$

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

$x = \pm \frac{5 \sqrt{5} \sqrt{2}}{2^{\frac{1}{2} \cdot 2}}$

Combine $\frac{1}{2}$ and $2$ .

$x = \pm \frac{5 \sqrt{5} \sqrt{2}}{2^{\frac{2}{2}}}$

Cancel the common factor of $2$ .

Cancel the common factor.

$x = \pm \frac{5 \sqrt{5} \sqrt{2}}{2^{\frac{2}{2}}}$

Rewrite the expression.

$x = \pm \frac{5 \sqrt{5} \sqrt{2}}{2^{1}}$

Evaluate the exponent.

$x = \pm \frac{5 \sqrt{5} \sqrt{2}}{2}$

Simplify the numerator.

Combine using the product rule for radicals.

$x = \pm \frac{5 \sqrt{2 \cdot 5}}{2}$

Multiply $2$ by $5$ .

$x = \pm \frac{5 \sqrt{10}}{2}$

Step 4

The complete solution is the result of both the positive and negative portions of the solution.

First, use the positive value of the $\pm$ to find the first solution.

$x = \frac{5 \sqrt{10}}{2}$

Next, use the negative value of the $\pm$ to find the second solution.

$x = - \frac{5 \sqrt{10}}{2}$

The complete solution is the result of both the positive and negative portions of the solution.

$x = \frac{5 \sqrt{10}}{2}, - \frac{5 \sqrt{10}}{2}$

Step 5

The result can be shown in multiple forms.

Exact Form:

$x = \frac{5 \sqrt{10}}{2}, - \frac{5 \sqrt{10}}{2}$

Decimal Form:

$x = 7.90569415 \dots, - 7.90569415 \dots$

Solve Using the Square Root Property 6x^2=375

Related Questions

Support LCMGCF.com by disabling your adblocker.