V(t)=125t^2-3000t+22000
1 answer:
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Answer:
here i equals √-1
Step-by-step explanation:
Answer is 5i
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domain is the numbes you are allowed to use for x
what I usually do is just find the numbers that aren't allowed in the domain. such numbers are numbers that cause a division by 0 or a squaer root of a negative number
given , there are no numbers that you can use for x that will cause a division by 0 or a square root of a negative number
so domain is all real numbers or D={x | -∞<x<∞}