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Find the product of z1 and z2, where z1 = 7(cos 40° + i sin 40°) and z2 = 6(cos 145° + i sin 145°).
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Jun 13, 2018
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Find the product of z1 and z2, where z1 = 7(cos 40° + i sin 40°) and z2 = 6(cos 145° + i sin 145°).
Mathematics
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Ronie Martinez
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For two complex numbers
and
, the product is
That is, you multiply the moduli and add the arguments. You have
and
, so the product is
Baby
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Jun 13, 2018
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Baby
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ANSWER
Step-by-step explanation
The given complex numbers are:
and
Recall that;
If
and
Then,
This implies that,
MarbleMunkey
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Jun 20, 2018
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MarbleMunkey
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