Its 50/50; It’s a 1/2 chance it’ll land heads up and 1/2 it’ll and heads down
First question: -2
Answer: 2(cos 180° + i sin 180°)
2(-1 + i 0) = -2
Second question: -2i
Answer: 2(cos 270° + i sin 270°)
2(0 + i (-1)) = -2i
Answer:
Step-by-step explanation:
1/6
X=1 because, −2.8x+5.6<8.4
Answer:
3/20
Step-by-step explanation: