Question about sine and cosine theorem?
Hello. What's the procedure for 8? Thanks in advance.
May I simplify cos(10/s * t) to cos(10)?
Hello, The unit of "t" in the function equation above is seconds. May I simplify the units this early and just write a single number? Thank you in advance.
What would be the sine function?
Can someone please help? I'm a bit confused. Our task here is to read the sine function. Please explain how I do it. We have an exam tomorrow, so this would be an exercise on this, not homework help.
Difference between sine function and cosine function?
What is the difference between a cosine function and a sine function? They're kind of the same, only the cosine is shifted.
Perform sine and cosine manually?
I would like to know what mathematical operation sine performs on a number that is the ratio of the hypotenuse and opposite side to obtain an angle? I want to know how sine and cosine get the angle. I would like to know if this operation can be done manually and how to do it….
Math problem sine, cosine help please?
Determine all solutions to the equations! a) sin a = -0.42261 b) cos a = 0.6602 c) sin a = 1.035 d) cos(pi)=y e) 1.5 since +9=10 in I[-27/-15]
Sine function?
Determine all solutions for x element of R to the equation: Sin(x) = -1/2 × square root of 2 If you enter this into the calculator with RAD, you get -1/4× pi Using the sine curve I got the second solution x = pi + 1/4 ×pi = 5/4 pi +2×k×pi But why doesn't it…
Family of sine functions?
I've already done tasks a) and d). But I don't understand the rest. A solution to the tasks would be nice.
Question about the task?
Hello everyone. I have a question about number 3. It says I should calculate the missing dimensions. The given values include two sides and one angle, but my question is, do I have to invent numbers? There aren't any details at all…
Calculate angle?
Can someone help me with b and explain or show me how to calculate the angle?
Squares math problem?
Hi, can anyone help me with this task? Thanks in advance:)
How do you calculate (co-)sine values in the unit circle?
The question occurred to me as I am currently working on this task: I don't know what to do to solve the problem.