Answer:
Step-by-step explanation:
Answer:
1. 5b^2-b-2 (so option 3)
2. 4x-1 (so option 2)
Step-by-step explanation:
For the first one you need to just simplify the expression
For the second one you need to combine like terms
A = r^2πα/360°
A = 5^2π×84°/360°
A = 18.3166 (5.83π)
Answer:
it equals 16.6 repeating, rounds to 16.7, or you could leave it as an improper fraction 50/3
Step-by-step explanation: