Question

Express the following expression in the form of a + bi: (39 + 34i) + (76 + 89i) - (47 +26i).

Answer 1

Answer:

68+97i

Step-by-step explanation:

work shown and pictured

Answer 2

Answer:

68+97i

Step-by-step explanation:

(39 + 34i) + (76 + 89i) - (47 +26i).

Distribute the minus sign

(39 + 34i) + (76 + 89i) + (-47 -26i)

Combine like terms

(39+76-47)+(34i+89i-26i)

68+97i