Saturday

February 28, 2015

February 28, 2015

Posted by **Steven** on Wednesday, January 4, 2012 at 10:52pm.

tan 1440°

Evaluate without using ratios in reference triangle.

sec 3π/4

- pre calc -
**Steve**, Thursday, January 5, 2012 at 4:35amtan 1440° = tan 1440-4(360) = tan 1440-1440 = tan 0° = 0

sec 3π/4 = -sec π/4 = -√2

**Answer this Question**

**Related Questions**

Pre Calc - evaluate the trigonometric function of the given quadrantal angle. ...

Trigonometry - How do I evaluate the trigonometric functions of the quadratic ...

math - i need some serious help with limits in pre-calc. here are a few ...

Calculus - How do I find the critical values? y= 4/x + tan(πx/8) What I ...

inverse trig functions - evaluate the following expressions: tan(sec^-1(5/3)) ...

Math(Correction) - Use the given function values and trigonometric identities (...

Math(Correction) - Use the given function values and trigonometric identities (...

Math - Use the given function values and trigonometric identities (including ...

Math - If sin(x) = 1/3 and sec(y) = 29/21 , where x and y lie between 0 and &#...

Pre-Cal - Suppose è is an acute angle of a right triangle. For this function, ...