The average price of a movie ticket in the United States from 1980 to 2000 can be modeled by the expression 2.75+0.10x, where x
is the number of years since 1980.
Which part of the expression corresponds to the cost of movie tickets in 1980?
1 answer:
Answer:
2.75
Step-by-step explanation:
0.10 represents the rate at which prices have increased since 1980..
2.75 represents the price in 1980
This can be confirmed by inputting 0 as the value of x.
2.75+0.10(0) = 2.75
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1)
a1 = 2*5
a2= 2*2*5
a3= 2*3*5
...
an=2n -*5
2)
u1 = a
u2 = a +4
u3 = a + 2 * 4
u4 = a + 3 * 4
...
un = a + ( n - 1 )* 4
Answer:
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Step-by-step explanation:
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