Question

z= 3+5i, then z^3 + 2z+ 198 =
a)-3-151
b) -3+i5i
c) 3-15
d) 3+15;

If 72^1001 is divided
by 31, then the
remainder is
a) 17
b) 18
c) 19
d) 20​

Answer 1

Answer:

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Step-by-step explanation:

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