Mathematics, 18.07.2019 21:50 winnie45

Show that sum k=1/2n(n+1) from k=1 to n

Answers: 1

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 15:00

15 point ! ~ see if you know the answer to both you!

Answers: 1

Answer

Mathematics, 21.06.2019 16:30

Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer

Answers: 2

Answer

Mathematics, 21.06.2019 18:10

Find the value of p for which the polynomial 3x^3 -x^2 + px +1 is exactly divisible by x-1, hence factorise the polynomial

Answers: 1

Answer

Mathematics, 21.06.2019 18:30

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

Answers: 2

Answer

You know the right answer?

Show that sum k=1/2n(n+1) from k=1 to n...

Questions

Social Studies, 21.01.2020 01:31

Aa detailed study of the life and activities of a group of people in which researchers may live with that group over a period of years...

Physics, 21.01.2020 01:31

An object-spring system undergoes simple harmonic motion with an amplitude a. does the total energy change if the mass is doubled but the amplitude is...

Mathematics, 21.01.2020 01:31

Trimble graphic design receives $2,250 from a client billed in a previous month for services provided. which of the following general journal entries...

Mathematics, 21.01.2020 01:31

Ahorticulturalist wants to produce geraniums with specific characteristics. she knows that the trait of red flowers is governed by the allele r (rr an...

Social Studies, 21.01.2020 01:31

Which of the following is a likely response by another branch of government to a controversial decision such as engel v. vitale (1962) which declared...

Social Studies, 21.01.2020 01:31

Astatement, or set of statements, that describes general principles about how variables relate to one another is a...

Social Studies, 21.01.2020 01:31

The listing agent for a house promises the seller $500,000, but then assists the buyer in negotiating a better deal without letting the seller know. w...

Social Studies, 21.01.2020 01:31

Aprince whose character is thus marked by every act which may define a tyrant, is unfit to be the ruler of a free people an analogy?...

Social Studies, 21.01.2020 01:31

The idea that it is often necessary to negotiate a shared meaning in order for satisfying communication to occur relates to which characteristic of th...

Business, 21.01.2020 01:31

If piece-rate or commission systems of compensating workers have important advantages for firms, why don't more firms use them? some firms don't use...

Business, 21.01.2020 01:31

All of the following statements regarding insurance policies are correct except: a) adverse selection is the tendency of those that most...

Health, 21.01.2020 01:31

An advanced directive is necessary because machines can keep people alive despite a serious illness or permanent unconsciousness. a. trueb. false...

Social Studies, 21.01.2020 01:31

Which type of security policy is intended to provide a common understanding of the purposes for which an employee can and cannot use a resource?...

English, 21.01.2020 01:31

Read the passage from beowulf. the hero arose, surrounded closely by his powerful thanes. a party remained under orders to keep watch on the arms; th...

Chemistry, 21.01.2020 01:31

Which of the following compounds most readily undergoes solvolysis with methanol? a. (e)-1-bromo-1-butene b. 2-bromo-1-butene

Business, 21.01.2020 01:31

What challenges do organizations face as they attempt to integrate different activities and organizations across the supply chain?...

Chemistry, 21.01.2020 01:31

It is possible that the solid aluminum hydroxide will not all dissolve when additional sulfuric acid is added during the third reaction of the alum cr...

Business, 21.01.2020 01:31

Suppose that a country has 20 million households. ten million are poor households that each have labor market earnings of $20,000 per year and 10 mill...

Mathematics, 21.01.2020 01:31

A. sketch the plane curve with the given vector equation . b. find rt (t). c. sketch the position vector r(t) and the tangent vector r '(t...

Business, 21.01.2020 01:31

Which cash flow would you rather pay, $425 today or $500 in two years if interest rates are 10 percent? why?...

More questions: Mathematics Another questions