Answer:
0.854 (85.4%)
Step-by-step explanation:
Since each bet is independent from others , then for X=gambler’s winnings when she quits
P(X>0) = probability to win in the first bet + probability of losing in the first bet * probability of wining at least one of the 2 additional bets
= 18/38 + (1-18/38) * [18/38*(1-18/38)+(1-18/38)*18/38+18/38*18/38 ] =0.854 (85.4%)
Answer:
A standard ruler is 12-inches long and 30 centimeters in length. It is likely your ruler will state “inches” or “cm” to make it easier to tell which side is which. Each of these measurements has a perpendicular line to denote where this measurement falls on the ruler. They are the longest lines on the ruler.
Answer:40x5 are the factors of every miles times each month so the units she should use is months
Step-by-step explanation: 40= (miles)
5=(months)
It means P(x) = <span>(x)(x)(x-3)(x-3)(x+5)
</span><span><span><span><span>xx</span><span>(<span>x−3</span>)</span></span><span>(<span>x−3</span>)</span></span><span>(<span>x+5</span>)
</span></span><span>=<span><span>(<span><span><span>xx</span><span>(<span>x−3</span>)</span></span><span>(<span>x−3</span>)</span></span>)</span><span>(<span>x+5</span>)
</span></span></span><span>=<span><span><span>(<span><span><span>xx</span><span>(<span>x−3</span>)</span></span><span>(<span>x−3</span>)</span></span>)</span><span>(x)</span></span>+<span><span>(<span><span><span>xx</span><span>(<span>x−3</span>)</span></span><span>(<span>x−3</span>)</span></span>)</span><span>(5)
</span></span></span></span><span>=<span><span><span><span><span><span>x^5</span>−<span>6^<span>x4</span></span></span>+<span>9^<span>x3</span></span></span>+<span>5<span>x^4</span></span></span>−<span>30<span>x^3</span></span></span>+<span>45<span>x^2
</span></span></span></span><span>=<span><span><span><span>x^5</span>−<span>x^4</span></span>−<span>21<span>x^3</span></span></span>+<span>45^<span>x<span>2</span></span></span></span></span>
