Trigonometry Examples

$\frac{1}{2} \cdot (1 - \frac{40}{41})$

Step 1

Write $1$ as a fraction with a common denominator.

$\frac{1}{2} \cdot (\frac{41}{41} - \frac{40}{41})$

Step 2

Combine the numerators over the common denominator.

$\frac{1}{2} \cdot \frac{41 - 40}{41}$

Step 3

Subtract $40$ from $41$ .

$\frac{1}{2} \cdot \frac{1}{41}$

Step 4

Multiply $\frac{1}{2} \cdot \frac{1}{41}$ .

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Step 4.1

Multiply $\frac{1}{2}$ by $\frac{1}{41}$ .

$\frac{1}{2 \cdot 41}$

Step 4.2

Multiply $2$ by $41$ .

$\frac{1}{82}$

Step 5

The result can be shown in multiple forms.

Exact Form:

$\frac{1}{82}$

Decimal Form:

$0.0\overline{12195}$