The exponential regression model for the cooling temperature for a pot of coffee is yˆ=171.4⋅0.98x where x is the minutes after brewing and yˆ is the temperature in degrees Fahrenheit. When will the coffee have a temperature of about 110° Fahrenheit?

Enter your answer, to the nearest minute, in the box.
_ minutes

what are ur choices?

you can first factor out the n to get n(1+5). we know that 1+5 is 6, so we just have 6n.

answer: 7 x 2/5 = 2.8 hours, is your answer. your welcome! : 3

step-by-step explanation: first work out how long it took to hose 1/7 of the lawn which is 2/5 hours. times that by 7 to get the whole lawn.

sorry i don't know the other answer. i didn't learn what a proportional relationship is.