trigonometry homework help

Submitted by jack on 21. January 2005 - 16:25

Trigonometry help

Hi
I am bit confused with this
Can you look at this

Find x
sinx-tanx=0
sin4x-sin2x=0

thanks

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trignometry

Submitted by FRIMPONGMAA on 22. February 2011 - 3:13.

i need help with this questions decide wheather the three numbers represent the length of an acute,right or obtuse angle. a)6,7,9.165 b)8,12,15 c)4,7.2111,9 d)5,6.245,8

For the sides to be of right

Submitted by Tutor on 3. April 2011 - 17:46.

For the sides to be of right angled triangle the sum of squares of two sides must be equal to square of third side for example if three sides are a,b,c then they must be of the form a^2 = b^2 + c^2

college algebra & trigonometry

Submitted by Delilah on 11. September 2010 - 23:44.

I have a question on my homework to help prepare me for a test, can you help

Please post your question , i

Submitted by Tutor on 3. April 2011 - 17:46.

Please post your question , i shall be happy to assist you.

i need help!

Submitted by lindsey2010 on 11. May 2010 - 1:07.

find a if c=13 and b=12

cos2x +

Submitted by Saksham on 8. September 2009 - 2:52.

cos2x + cos2(x+π/3)+cos2(x-π/)=3/2

trignometry

Submitted by Saksham on 8. September 2009 - 2:51.

cosx sq. + cos sq.(x+π/3)+cos sq.(x-π/3)=3/2