2 years ago

Big math test I need help if I don’t I fail

Mathematics

1 answer:

Anuta_ua [19.1K]2 years ago

3 0

5 give Brainly then I’ll help with all the other ones

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"We keep tossing a fair coin n = 10^6 million times, write down the outcomes: it gives a Heads-and-Tails-sequence of length n. W

anyanavicka [17]

Answer:

Check the explanation

Step-by-step explanation:

Let $X_{i}$ be the indicator random variable that takes the value 1 if the ith coin is the first coin in a sequence of 19 consecutive heads.

For any sequence of length 19, the starting coin can be from toss i ,

such that i is between 1 and n - 19+1

Thus the number of such sequences is

Kindly check the attached image below for the step by step explanation to the question above.

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2 years ago

If triangles have the ratio of 2:3 adn the smaller traingle has a aside length of 7 what si length of the correspodning sides

REY [17]

$2:3=7:x\\\\\dfrac{7}{x}=\dfrac{2}{3}\ \ \ \ |cross\ multiply\\\\2x=7\cdot3\\\\2x=21\ \ \ |:2\\\\\boxed{x=10.5}$

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3 years ago

The solution is (3, –2). Verify the solution. Which true statement appears in your check?

zhannawk [14.2K]

Answer:-2=-2

Step-by-step explanation: i took the assignment

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3 years ago

What is the value of m in the equation 1/2m - 3/4n = 16 ,

amid [387]

m = 32 & n = 0

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2 years ago

What angle has a tangent and sine that are both negative? 300 210 45 150

zimovet [89]

Answer:

$300^{\circ}$

Step-by-step explanation:

$\text{In quadrant IV, both ratios of tangent and sine are negative.}\\ \\300^{\circ}~ \text{lies in the fourth quadrant, so}~ \tan 300^{\circ} ~ \text{and}~ \sin 300^{\circ}~ \text{are negative.}$

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2 years ago