Trigonometry Examples

$(49 x^{2} + 12) - (80 x^{2} + 7)$

Step 1

Simplify each term.

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Step 1.1

Apply the distributive property.

$49 x^{2} + 12 - (80 x^{2}) - 1 \cdot 7$

Step 1.2

Multiply $80$ by $- 1$ .

$49 x^{2} + 12 - 80 x^{2} - 1 \cdot 7$

Step 1.3

Multiply $- 1$ by $7$ .

$49 x^{2} + 12 - 80 x^{2} - 7$

$49 x^{2} + 12 - 80 x^{2} - 7$

Step 2

Simplify by adding terms.

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Step 2.1

Subtract $80 x^{2}$ from $49 x^{2}$ .

$- 31 x^{2} + 12 - 7$

Step 2.2

Subtract $7$ from $12$ .

$- 31 x^{2} + 5$

$- 31 x^{2} + 5$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$