melsramirez27 melsramirez27

01-04-2020
Mathematics

contestada

What is the sum of these first 36 terms 1+4+7+...+103+106

Respuesta :

pawanbastakoti681 pawanbastakoti681

01-04-2020

So,

first term(a)=1

last term(l)=106

no of terms(n)=36

Sn=n/2(a+l)

=18(107)

=1926

Answer Link

Otras preguntas

The function f(t) = −5t 2 + 20t + 60 models the approximate height of an object t seconds after it is launched. How many seconds does it take the object to hit

Add the following fractions.3/8 + 5/12 =

What are preventable injuries and unpreventable injuries

how do you solve 2.75+.003+.158=

What is '7b-2b+3-1' ? Need working and it's equations!!

The tropical climate zone is in which two states?

I forgot what are homophones.Does anyone know what's a homophone.

If y=2 when x=3. What is the value of y when x=9?

Why does 2 pi divided by 1/3 equal 6 pi?

Bethany's dog eats 450 grams of food per day. How many kilograms does the dog eat in a week