daghlasameer daghlasameer

09-09-2021
Mathematics

contestada

Write an explicit formula for An, the nth term of the sequence 75, -15, 3, ....

Respuesta :

lynnkc2000 lynnkc2000

09-09-2021

Answer:

aₙ = 75 * (-1/5)ⁿ⁻¹

Step-by-step explanation:

75, -15, 3, ..

75, 75*(-0.2), 75*(-0.2)*(-0.2)

aₙ = a₁ * rⁿ⁻¹ a₁ = 75 r = - 1/5 (-0.2)

Answer Link

Otras preguntas

Document 3 … One of the chief trade centers for salt in the ancient world was the fabled city of Timbuktu. Located on the southern edge of the Sah

In general, in which direction did the Black Death spread during the 14th century? (1) from Europe to the Americas (2) from Africa to Southeast Asia

Which of the following best illustrates the use of irony? a. "She wept at once, with sudden, wild abandonment, in her sister's arms." b. "She was young, with a

The main reason oil-producing states formed the Organization of Petroleum Exporting Countries (OPEC) was to (1) promote foreign ownership of oil field

In a foreign country, half of 5 = 3. Based on that same proportion, what's one-third of 10?

How many liters of oxygen at stp are needed to react with 5.2 * 10 to the 22nd power molecules of hydrogen sulfide?

Given the redox reaction: Cr3+ + Al-->Cr + Al3+ As the reaction takes place, there is a transfer of (1) electrons from Al to Cr3+ (2) electrons from Cr3+ to

Which statement about the Bantu migration is an opinion rather than a fact? (1) The migration occurred gradually over a long period of time. (2) La

What was one factor that caused Napoleon’s invasion of Russia and Hitler’s invasion of Russia to be unsuccessful? (1) poorly trained military forces

Suppose that you own a video store that has total costs of $3,600 per month. If you charge $12 for each DVD you sell, how many do you need to sell each month in