io789 io789
  • 11-07-2017
  • Mathematics
contestada

# 46 please show your work

46 please show your work class=

Respuesta :

jimthompson5910 jimthompson5910
  • 11-07-2017
Replace every n with 15 to get 15*(15-1)/2 = 15*14/2 = 15*7 = 105

Answer is choice C
Answer Link

Otras preguntas

What is it? I don't understand it or know it.​
what is the momentum of a baseball with a mass of 2kg being thrown at a velocity of 85m/s forwards the hitter?​
An octagon has seven sides which have a length of k feet. The eighth side has a length of 3.9 feet, as shown below. The perimeter of the octagon is 27.7 feet. W
(366) Why Earth X E Introduction to Earth Science X Portal Scafun 1 PERIOD 1/2 estprep, LLC - Online Sta x odules/test/tq.php?testid=1075&load_test=1#test g
Which equation applies the associative property of multiplication? ​ 1/2⋅(5/8+3/6)=(1/2⋅5/8)+(1/2⋅3/6) ​ ​ −12/5⋅(7/12⋅1/9)⋅8/5=(−12/5⋅7/12)⋅(1/9⋅8/5) ​ ​ 4/9⋅(
Get them before they all sell out!!!!
solve the system of equations below by elimination. x+2y=52x+6y=12​
Which of the following is not a polynomial? 7−z 2p3q2− pq3 −5x+ 6y −3/x
(The Lion, the witch, and the wardrobe) What did the Beaver have of Lucy's? A. hat B. gloves C. handkerchief D. purse
The graph of which function has an axis of symmetry at x = -?