trig final
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Last updated 5:01 AM on 6/18/26
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6 Terms
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absolute value of z = 5+12i
square root of 5² + 12²
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polar to rect
r is square root of x²+y²
tan = y/x use reference angles depending on Quadrant
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multipy complex numberers
multiply coeff.. add angles
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powers complex numbers
raise coeff to the exponent and multiply the angles by exponent
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vectors
|v| = square root a²+b²
if not equal to 1 then:
do v / |v| = 4/5 i - 3/5j
take square root of (4/5)² i + (-3/5j)²