0 View PremiumFeb 23, 2024
prob stat: A fair 6-sided dice, with sides numbered 1,1,2,2,3,55 is thrown.
0 View
Solve the following differential equation cos^2(x)dy/dx +y = tan(x)
16 Views
Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"
25 Views
AI 2008 Hindustan: Evaluate integral ∫ 2/3 cos(x)/sin^2(x) dx
42 Views
MP 2000 Hindustan: Evaluate ∫(tan(x)+cot(x))^2 dx
47 Views
Screen Recording 2024-05-10 at 6.17.33 PM
prob stat: 2 ways The mean of five #s 2,3,5,6,8 is 4.8. Calculate the std deviation.
3 Views
prob stat: The p.d.f of a discrete r.v. Y is given by P(Y=y)=cy^2 for y=0,1,2,3,4.
2 ways: 𝖎𝖓𝖙𝖊𝖌𝖗𝖆𝖑 ∫x^5 √(1+x^3) dx
2nd way: exp integral ∫ dx/x^2014 /(1+1/x^2013)
2 Views
UC Davis #1: 2 ways Find the length of the graph for y=3x+2 on the closed interval ...
1 View
prob stat 2/2 ways: A couple has 6 children whose ages are 6,8,10,12,14,16.
1st way: Calculate integral ∫x^2 (x+1)^9 dx
5 ways: trig Derivative of sin^2(x)
prob stat In a sample of n= 6 scores, 5 of the scores are each above the mean by one point.
4 Views
prob stat The prob of events A & B are P(A) & P(B) respectively P(A)=5/12, P(A n B)=1/6, P(AuB)=q.
prob stat: The discrete r.v. W has prob dist. as shown
Screen Recording 2024-05-10 at 5.41.07 PM
prob stat: A normal 6-sided dice is rolled. What is the prob. that the first '6' occurs:
1st/2 ways: integral ∫1/(x(x^n -1)) dx