danmaku icon

Review: Arithmetic Series a+(a+d)+(a+2d)+...+(a+(n-1)d)=

1 ViewNov 11, 2023

= 1) 1/2 n(2a+(n-1)d) = 2) 1/2 n(a+l) where l=a+(n-1)d & special cases 3) special cases ....
warn iconRepost is prohibited without the creator's permission.
creator avatar

Recommended for You

  • All
  • Anime
3:52

Calculus: If u=f(x+cy)+g(x-cy) then uxx / uyy ?

118blbl118

6 Views

1:49

1st way: exp ∫(e^x)/x (1+x log(x)) dx

118blbl118

38 Views

0:53

MP 98 Hindustan: Evaluate (i) ∫e^loge(x) dx (ii) ∫e^(-loge(x)) dx

118blbl118

33 Views

1:23

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

118blbl118

36 Views

4:10

logic: tautology (¬p→q)∧(¬p→¬q) →p

118blbl118

9 Views

0:50

lim x/e^x? as x→∞

118blbl118

15 Views

1:44

A cubical die, numbered 1 to 6 is weighted so that a six is twice as likely to occur as any other #.

118blbl118

3 Views

2:34

2010 #2 MIT Integration Bee

118blbl118

0 View

1:08

Satisfying Rock

katar___ki_01

0 View

1:55

Columbia U: 5th/6 ways Evaluate the indefinite integral ∫1/(1+e^x) dx

118blbl118

0 View

2:37

AP Calculus 2nd way: integral ∫(1-√x)/(1+√x) dx

118blbl118

3 Views

0:57

[Valuable Info] Can a father still take paternity leave if he discovers during his leave that the ch

shandianxia-flash

0 View

3:56

2024 MIT Integration Bee Final

118blbl118

1 View

2:20

Screen Recording 2024-02-16 at 9.14.39 PM

118blbl118

0 View

3:44

2nd/2parts stat: SLR Regression lline always goes through the point (x̄, ȳ)

118blbl118

1 View

0:54

[Huhuan Sect Holy Maiden Recruitment Plan No. 308] Wild Vegetable Xianxian

sakumami_06

2 Views

4:06

Screen Recording 2024-02-22 at 10.18.05 PM

118blbl118

0 View

4:34

partial Let f(x,y,z)=x e^(yz). Compute fxzy & fyxz.

118blbl118

0 View

2:48

Screen Recording 2024-02-16 at 9.19.45 PM

118blbl118

0 View

2:26

2 ways: trig integral ∫sec^2(ax+b) tan(ax+b) dx

118blbl118

1 View

Home>Review: Arithmetic Series a+(a+d)+(a+2d)+...+(a+(n-1)d)=>