Multiple ChoiceFind the difference. Express your answer in standard form. (2+8i)−(4−i)\left(2+8i\right)-\left(4-i\right)(2+8i)−(4−i)
Multiple ChoiceFind the sum. Express your answer in standard form. 5(4+7i)+6(3−2i)5\left(4+7i\right)+6\left(3-2i\right)5(4+7i)+6(3−2i)
Multiple ChoicePerform the indicated operation. Express your answer in standard form. (3+8i)2\left(3+8i\right)^2(3+8i)2