I suggest you go to khan acadamey on youtube and look up this topic.
2: 23
3: B
hold on a sec i will keep answering but i wil post this part ill add the rest in the comments
Can you get a better picture of that?
Answer:
The probability is 
Step-by-step explanation:
From the question we are told that
The mean is 
The standard deviation is
The sample size is n = 25
The combined resistance is 
Generally the sample mean is mathematically represented as

=> 
=> 
Generally the standard error of the mean is mathematically represented as

=> 
=> 
Generally the probability that a random sample of 25 of these resistors will have a combined resistance of less than 1010 ohms is mathematically represented as



From the z table the area under the normal curve to the left corresponding to 1 is


Answer:
(2x + 3)3
Step-by-step explanation:
Simplify: (2x+3)(3)
Answer: (2x + 3)3
<em><u>Hope this helps.</u></em>
Answer:
1 yes 2 no 3 no
Step-by-step explanation: