io789
io789
11-07-2017
Mathematics
contestada
# 46 please show your work
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
VER TODAS LAS RESPUESTAS ( 48+ )
Otras preguntas
What differentiates a stop from an arrest? A. An arrest is a relatively short action that involves traveling to a police station to answer questions, while a st
Please help due at 9:36 please help
What is the simplified form of the equation below?
The best use of this cartoon would support the claim that Deng Xiaoping's policies brought which of the following to China?
in 2 or 3 senetences describe the swiss goverment
If 15 litres of paint covers an area of 250 m2, what area (in m2) will 20 litres of paint cover?
2. Given the following information, is it possible to determine the length of YZ? If so, find the length and explain below. If not, explain why not. AABC XAXYZ,
Find the surface area of a square pyramid with side length 1 and slant height 2.
How does adding heat energy affect magnesium fluoride (MgF2) molecules? O A The motion of the molecules decreases. o B. The motion of the molecules increases. O
Please help me, I am stuck.
