tulasishrestha82 tulasishrestha82
  • 15-05-2021
  • Mathematics
contestada

Which term of series1 +4+7+10+...is43

Respuesta :

kcharuhasini7dtaksha
kcharuhasini7dtaksha kcharuhasini7dtaksha
  • 17-05-2021

Answer:

a = 4

d = a2 - a1

d = 7 - 4

d = 3

an = 43

an = a + (n - 1)d

43 = 4 + (n - 1) 3

43 = 4 + 3n - 3

43 = 1 + 3n

43 - 1 = 3n

3n = 42

n = 42 ÷

n = 14

So, 14th term is 43

Please MARK AS BRAINLIEST

Answer Link

Otras preguntas

twelve is sixteen less than four times a number
Explain why volcanoes are common in the Ring of Fire.
A department store is having a 55% off sale on all sport coats. If you have a coupon for an additional 10% off of any item, how much will a $230.00 sport coat c
three is twenty-one, divided by the sum of a number and five
one-sixth of a number is 66
twelve is sixteen less than four times a number
one-sixth of a number is 66
The length of a rectangular garden is 7 feet longer than its width. The garden's perimeter is 202 feet. Find the length of the garden.
twelve is sixteen less than four times a number
one-sixth of a number is 66