jumeljean123oythxy
19.05.2020 •
Mathematics
Find the principal value of the following expressions. Write your answer in the form a + ib.
(a)
(b)
(c)
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Ответ:
(a) -0.266255 -0.963903i
(b) -1.381098
(c) -2.156385 +0.273077i
Step-by-step explanation:
A suitable calculator is very handy for such questions. See attached.
__
Euler's relation and the definitions of sin and cosh in exponential terms are helpful.
(a)
__
(b)
__
(c)
_____
The useful relations are ...
Ответ:
GIVE BRAINLIEST
If we take a trapezoid and split the height into 2 parts, flip the top part around, and connect it to the side of the bottom part, we get a parallelogram. This is how the formula to find a trapezoid works:
/ \
/ \
into
/ \
-and-
/ \
into
/ /
/ /