Answer:
Step-by-step explanation:
1. true
2. true
3. true
4. true
5. true
Answer:
its option B : 18x3 – 12x2 + 9x – 6
Step-by-step explanation:

Answer:
10x9-5(8)=34
Step-by-step explanation:
Answer:
sinB= 3/5, tanA=4/3, cosB=4/5
Step-by-step explanation: