Thursday

January 29, 2015

January 29, 2015

Posted by **tony** on Monday, June 17, 2013 at 12:40am.

tan 25deg + tan 5deg / 1-tan 25deg tan 5deg

- trig -
**Steve**, Monday, June 17, 2013 at 4:31amtan(x+y) = (tanx + tany)/(1-tanx tany)

so, what you have is

tan(25°+5°) = tan 30° = 1/√3

**Answer this Question**

**Related Questions**

Trigonometry - Find the exact value of tan(a-b) sin a = 4/5, -3pi/2<a<-pi...

trig - please help me. use trig. identities to find the exact value. tan 25° + ...

trig - please help me. use trig. identities to find the exact value. tan 25° + ...

Trig - Sum and diffence formula Finding Exact value of Tan 105-Tan 10)-15)/1+ ...

Math - 1.Write the equation 5x+y-2=0 in normal form. 5x+y-2=0 5x+y=2 (add two to...

Precalculus/Trig 5 - Find the exact value of thet following trigonometric ...

PreCalculus - Hi I need some assistance on this problem find the exact value do ...

Trig - tan 15° using composite argument? - tan 15° tan (45°-30°) (tan 45° - tan ...

Math-Trigonometry - Show that if A, B, and C are the angles of an acute triangle...

Math- Trig - 1. Determine the exact value of cos^-1 (pi/2). Give number and ...