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Krissygirl8
Krissygirl8 Krissygirl8
  • 09-02-2017
  • Mathematics
Answered

Given z= 6 (cos 180 + isin 108) and w=7 (cos26 + isin 26) find and simplify z/w

Verified Answer :

LammettHash
LammettHash LammettHash
  • 09-02-2017

\(\dfrac zw=\dfrac67(\cos(180-26)^\circ+i\sin(180-26)^\circ)=\dfrac67(\cos154^\circ+i\sin154^\circ)\)

That's about as much as you can do, unless you know the value of the cosine and sine of \(154^\circ\)

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