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

1.07 x 104 -3.38 × 10³
Write the slope-intercept form of the equation of the line through the given point with the given slope. through: (2,-2), slope = -5/6
The sum of 2.236 and 7.555.. must be : A) Rational B) Irrational C) An integer D) A whole number
1.07 x 104 -3.38 × 10³
Complete the sentence with a word that means the same as "rare"
The sum of 2.236 and 7.555.. must be : A) Rational B) Irrational C) An integer D) A whole number
Complete the sentence with a word that means the same as "rare"
100° 100⁰ X = ??????
Suppose D(T) = A(T-H)2 +K represents the hieght of an object in feet after T seconds. Suppose an object has a maximum height of 12 feet after 2 seconds. This sa
Question 2 (4 points) Draw in a complementary set of nucleotides on the right side of the figure below to produce the double-stranded structure of DNA. You'll h