raymundo2 raymundo2

15-06-2017
Mathematics

contestada

What is the sum of the first 10 terms in the geometric sequence -3 6 -12 24 -48

Respuesta :

steve77 steve77

15-06-2017

Use the formula for the sum of a geometric sequence:
Sum = (a(r^n - 1))/(r - 1)
where a is the first term, -3
r is the common ratio, -2
and n is the number of terms

Thus,
Sum = ((-3)((-2)^10 - 1))/(-2-1) = 1023

Answer Link

Otras preguntas

what is 2.23 as a fraction

Using the scientific method, a(n) _____ must be tested as the focus of any experiment.

Convert 21/15 to a mixed number and reduce the fraction

how has the use of computers made an impact on global tradea) it has increased global tradeb) it has cause global trade to decreasec) it has increased dependenc

Roberto says that the opposite of a certain integer is -5. cindy concludes that the opposite of an integer is always negative explain cindy error

A serum is being given to a patient to desensitize the patient for allergies. Each week the dosage is increased by 0.01 centiliters (cL). If the patient receive

Why dont we get hungry in hot summer season?

Differentiate between pseudoscience and science

What was the source of Florence’s wealth and power?

What often occured when trade brought new civilizations into contact with one another?