gldenps574 gldenps574
  • 03-01-2018
  • Mathematics
contestada

Given 6 terms what is the sum of 10+25+40+...+85

Respuesta :

anchitthawi
anchitthawi anchitthawi
  • 03-01-2018
Sn = n/2 ( a1+an)
= 6/2 (10+85)
= 3 (95)
= 285
Answer Link

Otras preguntas

.is a pot holder a conductor or a insulator
If the speed of an object is tripled, its kinetic energy will be
What are two different ways to describe and label the layers of the Earth?
How does transpiration play a  role in the water cycle ?
If the speed of an object is tripled, its kinetic energy will be
How is the numeral 35.012 written in words and why
in an expression(8/9) squared (-81)+3/5dividedby-9/10
When was William Shakespeare born
A child is standing across the street from his apartment . His mother is on their balcony . The angle of elevation between the child's eyes and his mothers eyes
What are two different ways to describe and label the layers of the Earth?