Trigonometry Examples

$\frac{3}{\frac{4}{- \frac{\sqrt{7}}{4}}}$

Step 1

Multiply the numerator by the reciprocal of the denominator.

$3 \frac{- \frac{\sqrt{7}}{4}}{4}$

Step 2

Multiply the numerator by the reciprocal of the denominator.

$3 (- \frac{\sqrt{7}}{4} \cdot \frac{1}{4})$

Step 3

Multiply $- \frac{\sqrt{7}}{4} \cdot \frac{1}{4}$ .

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Step 3.1

Multiply $\frac{1}{4}$ by $\frac{\sqrt{7}}{4}$ .

$3 (- \frac{\sqrt{7}}{4 \cdot 4})$

Step 3.2

Multiply $4$ by $4$ .

$3 (- \frac{\sqrt{7}}{16})$

Step 4

Multiply $3 (- \frac{\sqrt{7}}{16})$ .

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Step 4.1

Multiply $- 1$ by $3$ .

$- 3 \frac{\sqrt{7}}{16}$

Step 4.2

Combine $- 3$ and $\frac{\sqrt{7}}{16}$ .

$\frac{- 3 \sqrt{7}}{16}$

Step 5

Move the negative in front of the fraction.

$- \frac{3 \sqrt{7}}{16}$

Step 6

The result can be shown in multiple forms.

Exact Form:

$- \frac{3 \sqrt{7}}{16}$

Decimal Form:

$- 0.49607837 \dots$