vitesanchezpatricia vitesanchezpatricia

01-09-2020
Mathematics

contestada

cuál es la suma de los primeros 30 términos de la sucesión 1,2,3,4

Respuesta :

mathstudent55 mathstudent55

01-09-2020

Answer:

465

Step-by-step explanation:

1 + 2 + 3 + ... + n = n(n + 1)/2

1 + 2 + 3 + ... + 30 = 30(31)/2 = 465

Answer Link

Otras preguntas

part 3. Use the Laws of sines. Please show work. Round to the nearest tenth.

due tomorrow please help me

Why is the endocrine system important in psychology

Which of the following statements describes an oil and gas blind pool offering?a) the oil exploration occurs in an area that is not adjacent to any known oil re

HURRY!!! 16. Which of these provides most of the oxygen in Earth's atmosphere? coral reefs rainforest plants ocean phytoplankton continental grasslands

A(n) ____ is a legally binding order from the President to an agency under the authority of the executive branch.

Describe what the processes of the brain allow us to analyze and interact with, and identify the three main functions of the brain.

need help i don't understand

What are the three types of symbiotic relationships? with definitions please

In a small population of Brazilian natives, the frequency of gene p, responsible for this disease, is 0.3. What must be the frequency of people who are heterozy