## Question

###### Express Vzi in the form a + bi wherea,b â‚¬ !. Hence, solve the equation z2 (3 + Si)z - 4 + 7i = 0[6, 6]

Express Vzi in the form a + bi wherea,b â‚¬ !. Hence, solve the equation z2 (3 + Si)z - 4 + 7i = 0 [6, 6]

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