Answer:
domain is:(-∞,-3]∪ [3,∞)
Step-by-step explanation:
f(x)=√(x²-9)
f(x)=√(x-3)(x+3)
domain is:(-∞,-3]∪ [3,∞)
Answer:
6 service contracts were sold.
Step-by-step explanation:
A salesperson earned $300 a week plus a bonus of $18 for each service contract sold.
Weekly Salary = 300W + 18X
where W = number of weeks and X = number of service contracts sold.
the pay one week was $408 how many service contracts were sold?
Weekly Salary = $408
W = 1 week
408 = 300(1) + 18X
408 = 300 + 18X
408 - 300 = 18X
108 = 18X
108/18 = X
6 = X
Answer:
(x-2)(x^2+1)
Step-by-step explanation: