Saturday

October 25, 2014

October 25, 2014

Posted by **Paula** on Friday, August 14, 2009 at 2:35pm.

- Trigs -
**drwls**, Friday, August 14, 2009 at 3:58pmThe cosine of pi/3 (60 degrees) is 1/2. Therefore, the value is the square root of 16. Assume the positive value.

**Answer this Question**

**Related Questions**

math - Determine exact value of cos(cos^-1(19 pi)). is this the cos (a+b)= cos a...

math - Find the exact value of cos 300 degrees. thanks guys cos 300 = 1/2 = 0....

Maths - Find the exact value of cos^2(15°)-cos^2(30°)+cos^2(45°)-cos^2(60°)+cos^...

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

math - If sin(x) = /45 and cos(y) = 5/13 with both x and y terminating in ...

Please help!!!) - If sin(x) = /45 and cos(y) = 5/13 with both x and y ...

Math - If sin(x) = /45 and cos(y) = 5/13 with both x and y terminating in ...

calculus - Differentiate. y= (cos x)^x u= cos x du= -sin x dx ln y = ln(cos x)^x...

Calc. - Differentiate. y= (cos x)^x u= cos x du= -sin x dx ln y = ln(cos x)^x ln...

Math Help - Use the mean value theorem to determine the value of c, given that f...