Questions Asked

Pianoman1996j:
A small box is held in place against a rough wall by someone pushing on it with a force directed upward at 28 degrees above the horizontal. …
 updated 6 months ago
 No Medals Yet

Pianoman1996j:
A car can decelerate at 3.60 m/s^2 without skidding when coming to rest on a level road. What would be the magnitude of its deceleration i…
 updated 6 months ago
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Pianoman1996j:
a 21.0 kg box is released on a 35 degree incline and accelerates down the incline at 0.273 m/s^2. Find the friction force impeding its moti…
 updated 6 months ago
 7 replies
 2 Medals

Pianoman1996j:
how do you solve 4e^2x=6
 updated 11 months ago
 10 replies
 1 Medal

Pianoman1996j:
how do i factor x^3+2x^25x6?
…
 updated 11 months ago
 18 replies
 2 Medals

Pianoman1996j:
How do I convert the polar equation r=1cos theta into a rectangular equation?
 updated 11 months ago
 17 replies
 2 Medals

Pianoman1996j:
The sequence 211264774...674 is neither arithmetic or geometric. How do I figure out the pattern to write it in summation notation?
 updated 11 months ago
 7 replies
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Pianoman1996j:
I am learning about sequences in precalculus. I know how to determine if a sequence is arithmetic , geometric or neither. Is there a tric…
 updated one year ago
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Pianoman1996j:
Does anyone know what Drum Corps is?
…
 updated one year ago
 1 reply
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Pianoman1996j:
How do you solve
\[\cos 2 x= cos x +2\]
 updated one year ago
 19 replies
 2 Medals

Pianoman1996j:
How do you solve
\[\cos 2x  1 = sin x \]
 updated one year ago
 3 replies
 1 Medal

Pianoman1996j:
How do you convert
\[\left( 5 \sqrt{2}, 5\sqrt{2} \right)\]
to polar coordinates?
 updated one year ago
 3 replies
 2 Medals

Pianoman1996j:
How do you simplify
\[\sin(x+\pi)\]
 updated one year ago
 3 replies
 1 Medal

Pianoman1996j:
Does anyone know what Drum Corps is?
 updated one year ago
 2 replies
 2 Medals

Pianoman1996j:
I don't know where to start on this question.
\[2 \sin \theta  \cos \theta = 0\]
for
…
 updated one year ago
 25 replies
 3 Medals

Pianoman1996j:
How do you solve \[2 \cos x \sin x  \sin x=0\] for \[ 0 \le x <2\pi\]
I solved and got \[\frac{ \pi }{ 3 }\ and \frac{ 5\pi }{ 3 }\]…
 updated one year ago
 7 replies
 2 Medals

Pianoman1996j:
How do you simplify
\[\frac{ \sin \theta }{ 1+\cos \theta }+\frac{ 1+\cos \theta }{ \sin \theta }\]
 updated one year ago
 3 replies
 1 Medal

Pianoman1996j:
I have to find the exact answer for this.
\[\sec \left( \tan^{1} 5 \right)\]
 updated one year ago
 7 replies
 1 Medal

Pianoman1996j:
i need to solve
\[\cos \left( \frac{ \pi }{ 6 }+x \right)\cos \left( \frac{ \pi }{ 6 }x \right)=1\]
 updated one year ago
 11 replies
 3 Medals

Pianoman1996j:
I need to solve this without a calculator
6tan \frac{ 1 }{ 3 }x =3sqrt{3}
…
 updated one year ago
 10 replies
 1 Medal

Pianoman1996j:
I need help
tanx+secx=1
 updated one year ago
 2 replies
 No Medals Yet

Pianoman1996j:
I need to solve \[\sin x \cos x = \frac{ \sqrt{2} }{ 4 }\] Where do I begin and where do I end?!
 updated one year ago
 3 replies
 No Medals Yet

Pianoman1996j:
I need to solve \[\sin x \cos x = \frac{ \sqrt{2} }{ 4 }\] Where do I begin and where do I end?
 updated one year ago
 1 reply
 No Medals Yet

Pianoman1996j:
Wow. Here it goes. Any ideas about how to prove this?
(1+cosx)/(1cosx) + (1+sinx)/(1sinx) = (2(cosxcscx))/(cotxcosxcscx+1)
 updated one year ago
 22 replies
 1 Medal

Pianoman1996j:
I need to solve for 0<=x<=2pi
8sin^2x+6sinx=9
 updated one year ago
 8 replies
 3 Medals

Pianoman1996j:
I have done a bazilion problems with only a few I can't seem to get. I am lost with this one. 2/(1+cos2t)=sec^2t
…
 updated one year ago
 13 replies
 1 Medal

Pianoman1996j:
where do I begin with proving tan y/(tan^2y1)=1/(tan y cot y)
 updated one year ago
 2 replies
 1 Medal

Pianoman1996j:
How do you prove that (1cot^2x)/(1+cot^2x)=sin^2xcos^2x
…
 updated one year ago
 3 replies
 1 Medal

Pianoman1996j:
3 tan x  cot x  5 = 0
Need to use the quadratic formula to solve. The answer should be in radians (from the unit circle). I am not sure…
 updated one year ago
 2 replies
 1 Medal