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joey2
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Homework Statement
fnd 1+i[itex]\sqrt{3}[/itex]/1+i knowing sin ∏/12 cos ∏/12
Homework Equations
The Attempt at a Solution
Our teacher did not really teached me how to do it...
joey2 said:Homework Statement
fnd 1+i[itex]\sqrt{3}[/itex]/1+i knowing sin ∏/12 cos ∏/12
Homework Equations
The Attempt at a Solution
Our teacher did not really teached me how to do it...
A complex number is a number that contains both a real part and an imaginary part. It is typically written in the form a + bi, where a is the real part and bi is the imaginary part, with i representing the square root of -1.
To find the value of sin and cos for a complex number, you can use the formula e^(ix) = cos(x) + isin(x), where x is the complex number. This formula is known as Euler's formula and it allows us to calculate the value of sin and cos for any complex number.
Yes, a complex number can have a negative value for sin or cos. This can occur when the imaginary part of the complex number is negative, causing the overall value to be negative.
The values of sin and cos for a complex number are related through the Pythagorean identity: sin^2(x) + cos^2(x) = 1. This means that the square of the sine of a complex number plus the square of the cosine of the same complex number will always equal 1.
No, the value of sin and cos for a complex number cannot be greater than 1 or less than -1. This is because the range of values for sin and cos is between -1 and 1, inclusive.