chhantyalniruta544 chhantyalniruta544
  • 01-08-2021
  • Mathematics
contestada

how many terms of the series 1+4+7........will add up to 425?
​

Respuesta :

Аноним Аноним
  • 02-08-2021

Answer:

17 terms

Step-by-step explanation:

Let the number of terms be n which will add up to 425.

So, 425=(n/2)*(2+(n-1)*3). 850=n*(3n-1), n=17 or - 50/3 but n can't be negative, so the answer is n=17

Answer Link

Otras preguntas

What is expression that uses partial products to multiply 8x64 in 5th grade math
4. What are some of the things scientists might do to analyze data?
round 9,254 to the nearest hundred
how many times is 5 bigger than 0.5?
round 76340 to the nearest thousand
round 9,254 to the nearest hundred
What do you think is the most fascinating aspect of the internet?
If the ordered pair (2,4) is on the graph f(x), find one ordered pair that will be on the following functions: a) f(x)-3 b) f(x-3) c) 2 f(x) d) f(x-
Leslie mosallam, who recently sold her porches, placed $10,000 in savings account paying annual compound interest of 6 percent.Calculate the amount of money tha
how many times is 5 bigger than 0.5?