(-5,2) concave up
Hope this helps :)
Answer:
k= -2
Step-by-step explanation:
you are dividing the x by -2 each time
Answer:
Step-by-step explanation:
22 liters of petrol to travel 259.6 km
1litres will travel 259.6/22 km
1litres will travel 11.8km
:2013.2km needs 2013.2/11.8litre
:2013.2km needs 170.61litres
And 1 liter of petrol costs $ 1.99
So 742.88 litres will cost $1.99×170.61
= $339.51
Answer:
7
Step-by-step explanation: