Answer:
The inverse f-1(x) = ( x + 10)/2.
Step-by-step explanation:
f(x) = 2x - 10
Find x in terms of f(x):
2x = f(x) + 10
x = (f(x) + 10))/ 2
Replace x by the inverse f-1(x) and f(x) by x:
f-1(x) = (x + 10)/2.
I light year = 9.46 x 10¹² km
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Find the number of light years
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Answer: The distance from Earth to the star is 7.18 light-years.-------------------------------------------------------------------------------------
Perimeter :
because there are four sides to a square and all sides are the same, the answer is 4(2x-9)
area:
area is basically length times width so the answer is (2x-9)(2x-9) or (2x-9)^2
Answer:
10 and 2.4
Step-by-step explanation:
100 is 10*10 so:
= 10
5.75 is a decimal number
= 2.39≈ 2.4
Answer:
pay attention in class
Step-by-step explanation:
936
-3
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=312
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so its 3.12