ForeignFrenchy ForeignFrenchy

17-12-2016
Mathematics

contestada

Find the 11th partial sum of the summation of negative 7i plus 22, from i equals 1 to infinity.

∞
∑ -7+22?
i=1

Respuesta :

17-12-2016

I think you mean,

[tex]\sum_{i=1}^{\infty}(7i+22)[/tex]

You can use the usual formula,

[tex]S_{k}=\frac{k}{2}(a_1+a_k)[/tex]

That in this case is,

[tex]S_{11}=\frac{11}{2}(29+99)=704[/tex]

Where I have used,

[tex]a_k=7\cdot k +22[/tex]

Answer Link

Otras preguntas

Who was upset that the United States purchased his nation for $20 million in the Treaty of Paris?

Which of the following are true about essential questions? O An essential question helps to guide the research. O An essential question uses information to answ

Which type of religion manifestation is belief in one god? A.pantheism B.monotheism C tourism D.animism

What did you notice about the setting of the inauguration

Which part of a transverse wave is similar to a compression in a longitudinal wave?

Define power using the words base and exponent. Give an example of a power and describe the base and exponent.

Write the given numbers in standard notation, maintaining the same number of significant figures. 7.61 x 10-2 5.9 x 10-3 =

1. What continents did the British Empire expand to by 1919?

_____ we honor Dr. King with speeches and monuments, we can still do more to honor his legacy. A. Since B. Although C. Because D. Finally

2 Describe List three devices that produce sound waves that you use in your everyday life. Describe how your life would be different without these devices.