Solve by addition -8x+2y=14 -4x+y=4
2 answers:
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1. Number of books that were sold after 8 months:
![f(8)=1000 \sqrt[3]{8}+1000 f(8)=1000 * 2 + 100 = 2000+1000=3000](https://tex.z-dn.net/?f=f%288%29%3D1000%20%5Csqrt%5B3%5D%7B8%7D%2B1000%0Af%288%29%3D1000%20%2A%202%20%2B%20100%20%3D%202000%2B1000%3D3000)
Answer: 3000 books
2. Graph of the function is in attachment.
Answer: 3000 books
2. Graph of the function is in attachment.
Answer:
0.812 = 81.2% probability that a randomly chosen chip will pass the test
Step-by-step explanation:
Over the long run, the fraction of bad chips produced by the process is 20%.
So 100 - 20 = 80% are good.
All good chips pass the test, while 6% of the bad chips(20%) also pass.
a) (4 points) What is the probability that a randomly chosen chip will pass the test
0.812 = 81.2% probability that a randomly chosen chip will pass the test