The temperature of a city changed by -12 degrees celsius over a 2 week period. The temperature changed by the sum amount each week. Part A write an expresstion

T = S - 6n

Step-by-step explanation:

Let T be the temperature of the city after 'n' weeks, and let S be the starting temperature of the city.

If the temperature change is the same each week, the average change per week is given by:

The expression that describes temperature as a function of the number of weeks is:

0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)