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The probability of getting heads on a biased coin is 0.8. You flip the coin twice. What is the probability of getting one each of heads and tails?

Step 1: Calculate probability of getting tails by subtracting 1-0.8 = 0.2.Step 2: Calculate probability of getting heads then tails by multiplying 0.80.2 = 0.16.Step 3: Calculate probability of gettin...

NR
Answered by Nadya R. Maths tutor
10442 Views

How do you multiply two brackets with two terms in them? For example (2x-3)(x+4)

We use the FOIL method to do this, where FOIL stands for First, Outside, Inside, Last. So in this example we multiply the first term of ...

OA
Answered by Oluwatose A. Maths tutor
4010 Views

Can you explain to me with examples what "verbi ausiliari" are and how to use them?

The ausiliari (auxiliary/supporting) verbs in Italian are: essere (to be) = io sono, tu sei, io fui, stato.avere (to have) = io ho, tu hai, ...

MR
Answered by Matilde R. Italian tutor
4082 Views

Explain how meanders are formed (6 marks)

Meanders are formed in the middle course of a river. As the river gains more velocity, the water is pushed to the outside of the river causing more erosion on the outside bend, which forms a steep river c...

HW
Answered by Harriet W. Geography tutor
68061 Views

For a hot desert environment or cold environment you have studied, to what extent does that environment provide both opportunities and challenges for development?

First look at the command words in the question, to properly establish how to and what to use to answer the question. This questions has two elements, 'opportunities' and 'challenges' therefore good to di...

EC
Answered by Emily C. Geography tutor
4079 Views

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