What exactly do the sin, cos, tan buttons do on a calculator?
12 I understand they mean sine, cosine, tangent, but what exactly is the calculator doing when I enter an angle and press those buttons? Edit: To help others better understand my question, my question is …
How to know when to put calculator in radian or degree mode?
Sin 60 ° degree mode because there is a degree symbol Tan (-45 °) degree mode because there is a degree symbol Cos 5π/2 radian mode because there is no degree symbol Sec 3π radian mode …
Is there a way to get trig functions without a calculator?
In school, we just started learning about trigonometry, and I was wondering: is there a way to find the sine, cosine, tangent, cosecant, secant, and cotangent of a single angle without using a calc...
Evaluate the $\sin$, $\cos$ and $\tan$ without using calculator?
Evaluate the $\sin$, $\cos$ and $\tan$ without using calculator? Ask Question Asked 13 years, 8 months ago Modified 13 years, 8 months ago
Why calculate cos on different calculator get different results?
Jan 11, 2022 · 0 I just recently start to learn cos. I found out when I use different calculators to calculate cos, sometimes may get different results which is quite confusing. For example, cos (35), I am …
How to you use the trigonometric functions without a calculator?
Apr 22, 2019 · Can someone please explain how to do the primary trig functions ie. calculating sin (pi/7) without a calculator or memorization, and more importantly WHY the process is the way it is. ik a …
Determine sin cos and tan from slope? NON CALCULator
the question DOES ask me to find the sin, cos, and tan of the angle a. from line 1 and the angle b from Line 2. So, I still haven't found the angle a yet? I thought the angle is found by atan. I know you dont …
calculator - Trigonometric functions as fractions on TI-84 Plus ...
As the other answer says, you simply can't express all values of trigonometric functions as fractions. I am guessing that on your TI-84, if you set the calculator to give you the fractions, then $\sin (30^\circ) …
Is there a method to find the values given on the unit circle without ...
Dec 16, 2017 · Is it possible to solve the sin/cos/tan of an angle and/or their inverses without a calculator, using the Taylor expansion, or looking at a unit circle? Recently I've just made myself …
How would you calculate the Tangent without a calculator?
I was just curious as to how you would calculate it without a calculator. I don't care if it's in radians or degrees, but I just would like it to be specified.