Abdimshsiwnsbs6063 Abdimshsiwnsbs6063

03-01-2018
Mathematics

contestada

Determine if the series 7+28+112+448 has a sum

Respuesta :

anchitthawi anchitthawi

04-01-2018

s4=a1- a4 r / 1-r
=7- 448*4 / 1-4
=7- 1792 / -3
=-1785/-3
=595

Answer Link

Otras preguntas

How did the Romans rule differently from the Etruscans?

What is the volume of a rectangular box that has base area of 75 square inches and a height of 20 inches

A sighting from sea level to the top of a lighthouse was 60°. The lighthouse is known to rise 180 feet above sea level. What is the distance (to the nearest foo

what type of reaction produces a metal from its metal oxide

Hinge Joints-These jointscan only move in one direction, like a door hinge. One bone works against another. Movement is back and forth on one plane.Examples:___

What is hyperbole? Please help

A wet towel is hanging on a clothesline in the sun. What process does the towel dry by?

Why might nations join together to remove trade barriers?

Which text exemplifies the anti-Victorianism prevalent in the early twentieth century? a) Eminent Victorians b) Jungle Books c) Philistine Victorians d) The

Cellular respiration involves a series of chemical reactions. Which of the following is a primary way that enzymes affect these reactions? A. They decrease the