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madam [21]
3 years ago
10

A coin is flipped 4 times. what is the probability of the coin landing on tails all 4 times

Mathematics
2 answers:
DaniilM [7]3 years ago
6 0

Half the chance of landing tail once(1/2)

Half the chance of land tails four times (1/2 of 1/2 of 1/2 of 1/2)

1/16

tankabanditka [31]3 years ago
3 0

the probablity of the coin landing on tails all four times is

1/4

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Bumek [7]

Answer: 6

Step-by-step explanation:

if 10 out of the 20 liked r&j the most. half of those 20 liked it the most, so, based on that, the out of the next group of students (12 here) half of them you should expect to answer with r&j being there favorite

7 0
3 years ago
-x^2 = -36
Vanyuwa [196]

Answer:

x = ±6

General Formulas and Concepts:

<u>Pre-Algebra</u>

  • Order of Operations: BPEMDAS
  • Equality Properties

<u>Algebra II</u>

  • Extraneous solutions and multiple answers/roots

Step-by-step explanation:

<u>Step 1: Define</u>

-x² = -36

<u>Step 2: Solve for </u><em><u>x</u></em>

  1. Divide -1 on both sides:                         x² = 36
  2. Square root both sides:                         x = ±6

<u>Step 3: Check</u>

<em>Plug in x to verify it's a solution.</em>

  1. Substitute in -6:                    -(-6)² = -36
  2. Exponents:                           -(36) = -36
  3. Multiply:                                -36 = -36
  1. Substitute in 6:                     -(6)² = -36
  2. Exponents:                           -(36) = -36
  3. Multiply:                                -36 = -36

Here we see that both -6 and 6 do indeed work as solutions.

∴ x = ±6 are both solutions to the equation.

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30,000 + 3,240 = 33. 240

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A theatre has 60 seats in the first row, 68 seats in the second row, 76 seats in the third row, and so on. Write the explicit fo
mrs_skeptik [129]

Answer:

The formula is adding 8 for every row of seats.

Step-by-step explanation:

This is because the relationship between these numbers keep on adding 8 so for instance next row would have 84 seats.

Hope this is what your looking for.

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C!!

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