The domain:
all real numbers
The range:
all real numbers less than or equal to 9.
Answer:
<span>
The range of the function is all real numbers less than or equal to 9.
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Answer: 7 cars
Step-by-step explanation: Since he earned 400$ a week and he had 1450$ by the end, subtract 1450-400 and you get 1050. You then divide 1050 by 150 (1050÷150) and you get 7, so he sold 7 cars
Answer:
All the 3 expressions are equivalent.
Step-by-step explanation:
1/2 ( x + 4 )
= x/2 + 4/2
= x/2 + 2
x/2 + 2 is same as 2 + x/2
Answer:
0.4286 or 42.86%
Step-by-step explanation:
The probability that an athlete has used drugs and tests positive is given by the probability that he had been using drugs (4%) multiplied by the probability of a true positive (1 - false negative):
The probability that an athlete has NOT used drugs and tests positive is given by the probability that he had not been using drugs (100% - 4%) multiplied by the probability of a false positive (5%):
Finally, the probability that the prohibited drug has been used given that an athlete tested positive is:
The probability is 0.4286 or 42.86%.