△ACD∼△BED What is the value of x?
1 answer:
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Answer: B: (1-5x²)³, all real numbers
Step-by-step explanation:
The notation is called function composition, which is where you pass one function in as the value of another function. In other words,
.
Since we have the values for f(x) and g(x), let's plug them in.
Hence, the best answer choice is B, as all real numbers would work and it is the cube of 1 - 5x².
Answer:
Step-by-step explanation:
The measurement in inches =m
The measurement in feet = f
We are told that: m varies directly with f
Written mathematically:
Introducing the constant of variation, we have:
Given that: k=12
The equation relating these two quantities is: