grantonio12343
grantonio12343 grantonio12343
  • 01-10-2016
  • Mathematics
contestada

Find the pattern and use it to list the next two terms in the sequence.

3, -6, 18, -72, 360, -2,160,___,___.

Respuesta :

caylus
caylus caylus
  • 01-10-2016
Hello,

[tex] u_{1} =3=3*1=3*1!*(-1)^{1-1}\\\\ u_{2} =-6=3*(-2)=3*2!*(-1)^{2-1}\\ u_{3} =18=3*3!*(-1)^{3-1}\\ u_{4} =-72=3*4!*(-1)^{4-1}\\ u_{5} =360=3*5!*(-1)^{5-1}\\ u_{6} =-2160=3*6!*(-1)^{6-1}\\ u_{7} =15120=3*7!*(-1)^{7-1}\\ u_{8} =-120960=3*8!*(-1)^{8-1}\\\\ \boxed{ u_{n} =3*n!*(-1)^{n-1}}\\ [/tex]
Answer Link

Otras preguntas

Rewrite the function c(x) =9(x+3) using the distributive property
What two major processes are involved in the oxygen cycle?
Was the Gold Rush a good or bad thing for the United States?
What is two thirds minus six thirds
two identical freight cars roll without friction towards each other on a level track. one car rolls 2 m/s the other 1 m/s. after the cars collide they couple an
Solving systems by elimination: 2x + 4y = -4 3x + 5y = -3 Please show me your work so I can do the rest myself. Thanks!
in an expression(8/9) squared (-81)+3/5dividedby-9/10
What is the numerator or denominator of 4/5
How is the numeral 35.012 written in words and why
What is Sir Francis Drake hardships