jwmiciche7367
08.11.2019 •
Mathematics
Susan johnson went shopping for some new clothes at the empire department store. she bought a pair of pants for $12.75, a shirt for $8.40 and shoes for $10.50 the sales tax was $1.58. how much money did she spend?
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Ответ:
I hope that this helps you, just add the numbers from biggest to smallest.
EXAMPLE: 12.75
10.50
8.40
+ 1.58
$33.23
Ответ:
Option B, (k-1) / k^2
Step-by-step explanation:
The 3k on top and the 3k^3 on the bottom produce: 1/k^2
k^2 - 1 factors as: (k + 1) and (k - 1)
(k + 1) on top and (k + 1) cancel
So, (k-1) / k^2
Option B, (k-1) / k^2