English, asked by JaiBathija, 5 months ago

subtract z³-z²+z-1 from z³-2z²+1 and add you result to z²-3z²+z-7z

Answers

Answered by gayatri232604

0

Answer:

i will answer you later

Answered by devindersaroha43

2

Answer:

Explanation:

∴z=1

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