maxloar45
maxloar45 maxloar45
  • 13-05-2020
  • Mathematics
contestada

What is the sum of the series?
S (-5k +20)
13

What is the sum of the series S 5k 20 13 class=

Respuesta :

jimrgrant1 jimrgrant1
  • 13-05-2020

Answer:

- 10

Step-by-step explanation:

Substitute k = 3, 4, 5, 6 into the expression and sum the terms, that is

(- 15 + 20) + (- 20 + 20) + (- 25 + 20) + (- 30 + 20)

= 5 + 0 - 5 - 10

= - 10

Answer Link

Otras preguntas

n the F2 generation of Mendel’s crosses, all plants had the dominant trait. half of the plants had the dominant allele. all plants had both the dominant and rec
You create 15 centerpieces for a party in 5 hours. a) what is the unit rate? b) how long will it take you to make 42 centerpieces? Help Please :)
which statement below BEST summarized the role of the DNA molecules in cells? a) guides cell division b protects cells from infection c provides the instruction
what is vertical distance? is it addition or subtraction
How often does oxygen cycle through the atmosphere?
what is 66 2/3% in decimal form
How can I find the value of 78 x n when n= 3237
The density of gold is 19.3 g/cm3. The density of iron pyrite is 5.0 g/cm3. If a nugget of iron pyrite and a nugget of gold each have mass of 50g, what can you
Were the colonists protest successful
What is 72% as a fraction and decimal