Nina makes $12 per hour at her job. She also earns commission. Last week she earned $78 in commission and made a total of $444.
Write and solve an
equation to determine how many hours Nina worked last week.
equation to determine how many hours Nina worked last week.
2 answers:
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Answer:
All real numbers except 3
Step-by-step explanation:
Given
Required
Determine the domain
We start by writing the following inequality
Add 6 to both sides
Divide both sides by 2
<em>As such, the domain of x is all real numbers except 3</em>
Answer:
Answer:
f'(x) = 2x +
Step-by-step explanation:
differentiate using the power rule
( a
) = na
Given
f(x) = x² - + 9 = x² - 4
+ 9 , then
f'(x) = 2x + 12 = 2x +