If a fair six-sided die is rolled three times, what is the chance of getting at least one ace ? note: an ace is the number 1.
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Let the four consecutive integers be
x , x+1, x+2, x+3
ATQ, Their sum is 18
- 1st number = x = 3
- 2nd number = x+1 = 3+1 = 4
- 3rd number = x+2 = 3+2 = 5
- 4th number = x+3 = 3+3 = 6
<em>The four numbers are 3,4,5,6 respectively and the smallest number among them is 3</em><em>.</em><em>.</em><em>.</em><em>~</em>
Answer: 7/8
Cos2x has 3 formulas, Sinx is given in the question, we should use the formula with sinus. I guess that's the solution.
