Textbook QuestionIdentify each number as real, complex, pure imaginary, or nonreal complex. (More than one of these descriptions will apply.) -6 -2i1560views
Multiple ChoiceIdentify the real and imaginary parts of each complex number. −4−9i-4-9i−4−9i1092views11rank
Multiple ChoiceWrite the complex number in standard form. 9+−163\(\frac{9+\sqrt{-16}\)}{3}39+−16965views23rank1comments
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)849views9rank
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)780views3rank
Multiple ChoicePerform the indicated operation. Express your answer in standard form. (3+8i)2\(\left\)(3+8i\(\right\))^2(3+8i)2847views7rank