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sdas [7]
3 years ago
7

Can someone help me with these Algebra 1 questions, they are pretty tough and i need help since i don't fully understand it yet.

Mathematics
1 answer:
Hatshy [7]3 years ago
4 0
I will answer second attachment and after since I can't see the firs attachment



2nd attachment

if x is negative, then the first number gets infinitely small
look at the second number, the first 2 is -2 which is wrong since it should be +2
3rd option is not because if x=-2, then y=1
answer is D


3rd attachment
2nd: f(x)=60*1.15^x
3rd: no xint
6th: after 7.86 years value tripples
7th maybe: after 8 years value is 183.51, not exatly 184.00


4th attachment
nth score is
f(n)=57+4(n-1)
9th is
f(9)=57+4(9-1)
57+32=89
answer is C 89


5th
f(t)=23000(1.02)^t
t=time in years from 23000
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Answer:

b.

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Stem is the first digit and the leaf is the last digit.

Below the table is explained that 1 l 7 is 1.7 because it also could mean 17. So with that clear the terms from the Stem l Leaf are as follow:

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