dhyannadh1818 dhyannadh1818
  • 15-08-2021
  • Mathematics
contestada

find the sum of first 50 terms in the sequence 10n-15.

Respuesta :

cxfezf
cxfezf cxfezf
  • 15-08-2021

Answer:

485 bro just do it with calculator

Step-by-step explanation:

10×n-15

10×50-15

485

Answer Link
cwrw238 cwrw238
  • 15-08-2021

Answer:

12,000.

Step-by-step explanation:

First term = 10(1) - 15 = -5

50th term = 10(50) - 15 = 485

Sum of 50 terms = (50/2)(-5 + 485)

= 25 * 480

= 12,000

Answer Link

Otras preguntas

Explain how to determine the quadratic equation using linear factors and zeros of the graph below.
Write an equation that represents the second ionization energy of nickel.
How does f(x)=2x3^x change over the interval form x=5 to x=6
What does Hamilton mean when he says he would rather be “divisive than indecisive”?
What is the y-intercept ??? Please show step by step!!
Patrick makes about 74% of his free throws when playing basketball. He shoots 40 free throws at practice. About how many free throws will he make? Pls help this
At store A, erasers are sold individually. The cost y of x erasers is represented by the equation y=0.75x. The costs of erasers at store B are shown in the grap
Describe the climate of the Middle East and North Africa.
Can someone help me with a biology lab?​
Can someone please help me? :(