Kaleeann keeps $50 a month in her drawer to be used 2 years from now. which function of money are those dollars performing?
1 answer:
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This is an aritmetic series;
a=-10
d=-7--10
d=3
n= 7
Sum=
(2a+(n-1)d)
Sum=
sum=3.5(-20+18)
sum=3.5(-2)
sum=-7
a=-10
d=-7--10
d=3
n= 7
Sum=
Sum=
sum=3.5(-20+18)
sum=3.5(-2)
sum=-7