Question: Write the following in standard form. a. ((4+5 i)(2-3 i)). b. ((1+i)^{3}). c. (frac{5+3 i}{1-i}).

Write the following in standard form.

a. \((4+5 i)(2-3 i)\).

b. \((1+i)^{3}\).

c. \(\frac{5+3 i}{1-i}\).

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