Finite Math Examples

$y = 0.5 x^{2}$

Step 1

Find the x-intercepts.

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Step 1.1

To find the x-intercept(s), substitute in $0$ for $y$ and solve for $x$ .

$0 = 0.5 x^{2}$

Step 1.2

Solve the equation.

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Step 1.2.1

Rewrite the equation as $0.5 x^{2} = 0$ .

$0.5 x^{2} = 0$

Step 1.2.2

Divide each term in $0.5 x^{2} = 0$ by $0.5$ and simplify.

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Step 1.2.2.1

Divide each term in $0.5 x^{2} = 0$ by $0.5$ .

$\frac{0.5 x^{2}}{0.5} = \frac{0}{0.5}$

Step 1.2.2.2

Simplify the left side.

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Step 1.2.2.2.1

Cancel the common factor of $0.5$ .

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Step 1.2.2.2.1.1

Cancel the common factor.

$\frac{0.5 x^{2}}{0.5} = \frac{0}{0.5}$

Step 1.2.2.2.1.2

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

$x^{2} = \frac{0}{0.5}$

Step 1.2.2.3

Simplify the right side.

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Step 1.2.2.3.1

Divide $0$ by $0.5$ .

$x^{2} = 0$

Step 1.2.3

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

$x = \pm \sqrt{0}$

Step 1.2.4

Simplify $\pm \sqrt{0}$ .

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Step 1.2.4.1

Rewrite $0$ as $0^{2}$ .

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

Step 1.2.4.2

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

$x = \pm 0$

Step 1.2.4.3

Plus or minus $0$ is $0$ .

$x = 0$

Step 1.3

x-intercept(s) in point form.

x-intercept(s): $(0, 0)$

Step 2

Find the y-intercepts.

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Step 2.1

To find the y-intercept(s), substitute in $0$ for $x$ and solve for $y$ .

$y = 0.5 {(0)}^{2}$

Step 2.2

Solve the equation.

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Step 2.2.1

Remove parentheses.

$y = 0.5 \cdot 0^{2}$

Step 2.2.2

Remove parentheses.

$y = 0.5 {(0)}^{2}$

Step 2.2.3

Simplify $0.5 {(0)}^{2}$ .

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Step 2.2.3.1

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

$y = 0.5 \cdot 0$

Step 2.2.3.2

Multiply $0.5$ by $0$ .

$y = 0$

Step 2.3

y-intercept(s) in point form.

y-intercept(s): $(0, 0)$

Step 3

List the intersections.

x-intercept(s): $(0, 0)$

y-intercept(s): $(0, 0)$

Step 4