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Popular >

sec^2(150)

Solution

sec^{2} (15 0^{\circ})

Solution

\frac{4}{3}

+1

Solution steps

sec^{2} (15 0^{\circ})

Use the following trivial identity:

sec (15 0^{\circ}) = - \frac{2 3}{3}

= (- \frac{2 3}{3})^{2}

Simplify

(- \frac{2 3}{3})^{2} : \frac{4}{3}

= \frac{4}{3}

Popular Examples

- tan (\frac{π}{3})

arctan (\frac{29}{38})

tan (9 0^{\circ} + 6 0^{\circ})

2 cos^{2} (π)

arctan((1/(sqrt(2)))/(1/(sqrt(2))))

arctan (\frac{\frac{1}{2}}{\frac{1}{2}})

Frequently Asked Questions (FAQ)

What is the value of sec^2(150) ?
The value of sec^2(150) is 4/3