it costs $2 to spin the spinner shown below. if you land on an even number, you win $10. if you land on an odd number, you get $
1. what is the expected value of playing this game one time? $1 $2.38 $8 none of the above. $10
2 answers:
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The question is related to trigonometry and we have to use the formula of double angle .
Here we use double angle formula of tangent function which is
Given expression is
Comparing it with double angle formula, we will get x = 5
SO the required expression is equal to
So the answer is tan(10) .
Answer:
1/4 or 25%
Step-by-step explanation:
The probability for rolling an odd number is 50% or because there are 3 odd numbers, (1, 3, 5) and 6 total outcomes (1, 2, 3, 4, 5, 6).
The probability for rolling two odd numbers in a row is
So, the probability of rolling an odd number twice is 25% or .