samkay2835 samkay2835

03-03-2021
Mathematics

contestada

what is the sum of the geometric sequence 1,3,9... If there are 14 terms?

Respuesta :

03-03-2021

Answer:

Step-by-step explanation:

[tex]s_n=\frac{a(r^n-1)}{r-1},\ a=initial,\ r=common\ ratio,\ n=term\ number\\ \\ s_{14}=\frac{1(3^14-1)}{2}\\ \\ s_{14}=2391484[/tex]

Answer Link

Otras preguntas

help me please(2 + 3 • 2 + 3²) - 4²

For what value of the variable: is the value of 2x+1 twenty greater than 8x+5?

5. How can you tell the difference between CuS and Cu2S

Which of these companies is under the direct control of the Government of India? AReliance Petrochemicals BNational Thermal Power Corporation CTata Motors DIndi

What are the causes of flooding in Nigeria?

Air enters the compressor of a regenerative gas-turbine engine at 300 K and 100 kPa, where it is compressed to 800 kPa and 580 K. The regenerator has an effecti

Locate the participle (not the entire participial phrase) and the word it modifies. “Will someone fix that leaking faucet?” Participle: Modified:

3. A body moves along a semicircular path. The ratio of distance to displacement is

Select the statement that does NOT represent a central metaphysical tenet of Plato's doctrine of the Forms. a.) The world of the senses is unchanging, but Plato

5. Two men, Joel and Jerry, push against a car that has stalled, trying unsuccessfully to get it moving. Jerry stops after 10 min, while Joel is able to push f