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  • 29-02-2024
  • Mathematics
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Find the product of z₁​ and z₂​, where z₁​=2(cos 80∘+i sin 80∘) and z₂​=9(cos 110∘+i sin110∘).
a) 11(cos 190° + i sin 190°)
b) 18(cos 8800° + i sin 8800°)
c) 18(cos 190° + i sin 190°)
d) 18(cos 80° + i sin 80°)

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