#1 2021 MIT Bee Qualifier: trig integral sin(x) cos(x) tan(x) sec(x) csc(x) cot(x) dx

Let f(x) be a polynomial of degree 1. If f(10)-f(5)=15, then f(20)-f(5)=?

118blbl118

5 วิว

A box contains 8 blue & 6 red socks. What is the number of ways that 2 socks can be drawn ...

118blbl118

11 วิว

alternate way: count sum 1 + 2 + 3+... + n via "polynomial"

118blbl118

4 วิว

2nd way: integral ∫ log √x(x^n) dx

118blbl118

65 วิว

prpob stat A bag contains 5 black balls 6 red balls. Determine the number of ways in which ...

118blbl118

1 วิว

Pantun Melayu [Buah cempedak di luar pagar]

118blbl118

19 วิว

Do you know ... in tagalog?

118blbl118

2 วิว

MP 8,93,96,97,99 Hindustan: Evaluate ∫ sec(x)/(sec(x)-tan(x)) dx

118blbl118

17 วิว

U North Texas Integration Bee 2nd way: x^2/√(x-1) dx

118blbl118

1 วิว

1st way: exp ∫(e^x)/x (1+x log(x)) dx

118blbl118

22 วิว

AI 2008 Hindustan: Evaluate integral ∫ 2/3 cos(x)/sin^2(x) dx

118blbl118

23 วิว

Alternate way: Find 1+2+3+... +(n-1)+n via "polynomial degree 2"

118blbl118

23 วิว

1st/3 ways: Show 1+2+3+...+n=n(1+n)/2 via picture

118blbl118

0 วิว

prob stat: 2 formula for sample variance

118blbl118

0 วิว

3 ways: ∫ (3x+11)/(x^2-x-6) dx

118blbl118

0 วิว

IGCSE 2023 p2 Add Math #4

118blbl118

1 วิว

Wanna know function that is BOTH even AND odd? Here you go ...

118blbl118

1 วิว

radical function sq root Find the derivative of f(x) = √(x+1)

118blbl118

1 วิว

2 ways: Find ∫(ax^x+bx+c) dx

118blbl118

1 วิว

Pure Math: Calculate the coordinates of the two points on the curve

118blbl118

2 วิว