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Mathematics

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Elden [556K]2 years ago

5 0

Answer:

a................

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A bag contains 15 counters:7 red 4 blue and 4 green.a counter is taken out of the bag at random.what is the probability of choos

Nikitich [7]

$|\Omega|=15\\|A|=7+4=11\\\\P(A)=\dfrac{11}{15}\approx73.3\%$

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1 year ago

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Solve for c of the right triangle

Ede4ka [16]

In order to solve this triangle we must use cosine law:
$c^{2} = a^{2} + b^{2} - 2ab*cosC$

Now let's plug in the values we are given:
$c^{2} = 5^{2} + 8^{2} - 2(5)(8) * cos 67$
$c^{2} = 25 + 64 - 80*cos67$
$c = \sqrt{80-cos67}$

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3 years ago

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elixir [45]

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Step-by-step explanation:

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3 years ago

Help I am so confused

Greeley [361]

Answer: The second one is x^6.

Step-by-step explanation:

Idk the first one. Hope I helped!

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3 years ago

Find the zeros of the function in the interval -2 pi 2 pi

beks73 [17]

Answer:

22 pi

Step-by-step explanation:

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2 years ago