9Time
17.01.2020 •
Mathematics
15 points brainliest
1.
let f(x) = 3x + 2 and g(x) = x - 3. find g(x) - f(x) and state its domain.
4x – 1; all real numbers
–2x – 5; all real numbers
2x + 5; all real numbers
2x – 1; all real numbers
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Ответ:
see explanation
Step-by-step explanation:
g(x) - f(x)
x - 3 - (3x + 2) ← distribute parenthesis by - 1
= x - 3 - 3x - 2 ← collect like terms
= - 2x - 5
There are no restrictions on the domain of - 2x - 5, thus
domain is all real numbers
Ответ:
bdef
Explanation: