imgabymartinez
imgabymartinez imgabymartinez
  • 20-12-2017
  • Mathematics
contestada

HELP!
Find the 40th term of the arithmetic sequence.
–1, –5, –9, –13, –17, ...
−157
−159
−160
−161

Respuesta :

Pandagirl12345
Pandagirl12345 Pandagirl12345
  • 22-12-2017
A(n)=a+(n-1)d
A(40)= -1+(40-1)-4
A(40)= -1+39(-4)
A(40)= -1+(-156)
A(40)= -157
Answer Link

Otras preguntas

12. A ladder is 50 feet and cast a 25 foot shadow. Mark is 6 feet how long would his shadow be?
X= what?? Help please! Don’t answer just for points.
4.7d-6.8e when e=4 and d=3
A battery is charged. The percentage of the battery's capacity that is charged as a function of time (in minutes) is graphed. At what rate is the battery charge
DO SOON PLEASE HELP! A Web music store offers two versions of a popular song. The size of the standard version is 2.2 megabytes (MB). The size of the high-qual
please help. this is due today in 1 hour.
Function 1 is defined by the equation y = ; 3 - 2 - 1 Function 2 is defined by the following table. 0 3 7 11 -2 -8 -16 - 24 Which function has a more negative s
x+y=25, 0.10x+0.25y=4
Complete the chart. What does "strike" mean in this passage? CLUE Taking it off A.to be happy about a result B.to hit something C.to remove something D.to fini
Plz help with math!! Is my answer right??
ACCESS MORE