The graph continues up off the graph ( indicated by the red arrows.)
This means the domain is all real numbers written as (-∞,∞).
The lowest part of the graph is on Y=1 and the lines curve upwards, this makes the range [1,∞)
Answer:
The slope is -3
Step-by-step explanation:
Count from A to B downwards which is 3 but since we're counting down it's a negative 3. Then from that spot count how many spaces you are from B which is 1. So its -3/1 which is -3. Basically rise/run
Answer:
30 gallons of each brand
Step-by-step explanation:
1 gallon of 60% + 1 gallon of 80% = 2 gallons 70% (60/2 = 30)
The concept that is useful to answering the question above is the ratio -proportion. Let x be the number of white paint that should be used in the mixture. The ratio - proportion expression of the given above is ,
5 parts / 2 parts = 8.5 quarts / x quarts
Solving for x gives an answer of x = 3.4. Thus, 3.4 quarts of white paint should be used for the mixture.
