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leannehounschell
04.12.2020 •
Mathematics
Which expression is equivalent to 1/1-2sin^2(x)?
a. 1/cos(2x)
b. 1/sin(2x)
c. cos(2x)
d. sin(2x)
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Ответ:
a) 1/cos(2x)
Step-by-step explanation:
Edge:))
Ответ:
2014 price was $49,091
Step-by-step explanation:
I'm assuming you want to solve for 2014 year price...
2015 year price is 54,000 and was 10% higher than 2014 price, meaning 2015 price is 110% of 2014 price so...
p×110%=54,000
p=54,000/1.1
p=49,090.90