Monday

July 28, 2014

July 28, 2014

Posted by **Anonymous** on Thursday, February 3, 2011 at 5:54pm.

= ?

- math -
**Anonymous**, Thursday, February 3, 2011 at 6:00pmthis is the question and above was what i came up with can you help me with the negative and the positive signs.

a. sin 30degrees cos 240degrees + sin 210degrees sin 300degrees

**Related Questions**

Math - Find the exact solution(s) of the system: x^2/4-y^2=1 and x=y^2+1 A)(4,...

Algebra - Find the exact solution(s) of the system: x^2/4-y^2=1 and x=y^2+1 A)(4...

Algebra - Find a polynomial function of degree 3 with the given numbers as zeros...

to bobpursley,math,correction - (sqrt3 + 5)(sqrt3 -3) ? multiply that out sqrt3*...

Algebra - Rationalize denominator, all variables positive real numbers and ...

Algebra II (check) - Assume that no denominator equals 0. sqrt12 - sqrt18 + ...

math, algebra,correction - I don't know if this is right. directions: Simplify ...

Calculus - Find the equation (in terms of x and y) of the tangent line to the ...

math b - Combine the radicals sqrt 72 + sqrt 18 6sqrt7 - 4sqrt7 Multiply & ...

trig - How can I get rid of the square roots in this fraction? sqrt((2-sqrt3))/...