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ch4aika [34]
2 years ago
12

I'm not sure how to do this.. Help a bro out..?

Mathematics
2 answers:
Vlada [557]2 years ago
6 0

Answer:

Step-by-step explanation:

Okay bro who gave you this question. I attempted to do this and I assumed it was a right triangle. That means a^2 + b^2 = c^2:

(x-5)^2 + (2x+1)^2 = (4x+3)^2

I plugged this into symbolabs and got a positive value for x to be \frac{2\sqrt{103}-15}{11} which is approx 0.482. It does work when you plug it back in but that means x-5 < 0 which isn't possible. So unless you wrote something down wrong, this question technically doesn't make any logical sense.

ipn [44]2 years ago
3 0

Answer:

= -21x + 1

Step-by-step explanation:

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Physicians at a clinic gave what they thought were drugs to 860 patients. Although the doctors later learned that the drugs were
Alexus [3.1K]

Answer:

Z=2.36

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Step-by-step explanation:

The hypothesis is:

π > 0.55 which is the population proportion

The formula to get the test statistic is

Zstat = P-π/√π(1-π)/n

P =507.4/860 = 0.59 (sample proportion )

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From Z table the probability of Z score of 2.36 is 0.9909

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4 0
3 years ago
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Answer:

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