2 answers:
-9i(-9i+4)+3(8+8i)
Use the distributive property to remove the parenthesis:
-9i * -9i = 81i^2
-9i x 4 = -36i
3x8 = 24
3x8i = 24i
Now you have 81i^2 - 36i + 24 + 24i
i^2 = -1
Now you have 81 x -1 - 36i + 24 + 24i
-81 +24 = -57
-36i +24i = -12i
Final answer = -57 - 12i
The answer is D.
Answer:
D
Step-by-step explanation:
You might be interested in
Answer:
34 m²
Step-by-step explanation:
The answer to your question is 514
Answer:
75/7
Step-by-step explanation:
69=7v-6 rewrite as 69+6=7v
75 = 7v
75/7 = v
6+0.8+0.07. hope that helped
Answer:
The distance he traveled is 17.69.
Step-by-step explanation:
Simple you'll need to multiply 12.2 times 1.45. Which should equal a total distance of 17.69