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If f(x) = x2 – 1 and g(x) = 2x – 3, what is the domain of mc015-1.jpg?
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If f(x) = x2 – 1 and g(x) = 2x – 3, what is the domain of mc015-1.jpg?

User Selvin
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2 Answers

5 votes

Answer:

a

Explanation:

User FrostyFire
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f(x) = x² – 1
g(x) = 2x – 3
f(g(x))=(2x-3)²-1=(2x)²-2*2x*3+3²-1
f(g(x))=4x²-12x+8

The function has no undefined points or domain constraints. Therefore, the domain is -∞<x<+∞ or (-∞,+∞).
User Kayote
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