I believe the answer is 4,523. Correct me if im wrong
f(x)=-3x^2-1
f(-2)= -3(-2)²-1=-3·4-1= - 13
Answer:
5cm
- The pencil is 5cm long.
Answer:
Step-by-step explanation:
∠FGE + 110 = 180 {linear pair}
∠FGE = 180 - 110
∠FGE = 70°
Answer:
9b+10s
Step-by-step explanation:
you are trying to find an expression for total cost after an unknown amount of hours. you need to multiply the number of hours (defined as b and s in this example) by the cost per hour given ($9/hr for the bike and $10/hr for the scooter).
this would result in the following expression: total cost=9b+10s