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Pre-calculus: Finding domains.
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Pre-calculus: Finding domains.

Pre-calculus: Finding domains.-example-1
User Kerma
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Answer: a. Domain: (-∞, 0)U(0, ∞)

b. Domain: (-∞, 3)U(3, ∞)

Explanation:

a. 5/|x| ==> x can't equal 0.

Domain: (-∞, 0)U(0, ∞)

b. f o g=

f(g(x))=

f(x-3)=5/|x-3| ==> x-3 can't equal 0. x can't equal 3.

Domain: (-∞, 3)U(3, ∞)

User AnthonyJClink
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