Progression

-12, 60, -300,1500 need next 2 numbers of pattern

Correct answer:

a5 =  -7500
a6 =  37500

Step-by-step explanation:

a1=12 a2=60 k1=a2/a1=60/(12)=5 a3=k1 a2=(5) 60=300 a4=k1 a3=(5) (300)=1500  a5=a4 k1=1500 (5)=7500
a6=a5 k1=(7500) (5)=37500



Did you find an error or inaccuracy? Feel free to write us. Thank you!






avatar




Related math problems and questions:

  • Probably member
    math_series Look at the series 2,6,25,96,285, ? What number should come next?
  • Four integers
    tiles2 Fnd four consecutive integers so that the product of the first two is 70 times smaller than the product of the next two.
  • Sequence
    arithmetic_seq In the arithmetic sequence is a1=-1, d=4. Which member is equal to the number 203?
  • Real estate
    house The residential house has three entrances numbered by odd numbers arithmetic progression. The sum of the two numbers on the corner entrances is 50. Calculate the highest of these three numbers.
  • Gauss
    kfgauss Help little C.F. Gauss sum all the integers from 1 to 400.
  • Three digits number
    plot How many are three-digit integers such that they no digit repeats?
  • Numbers
    ten Determine the number of all positive integers less than 4183444 if each is divisible by 29, 7, 17. What is its sum?
  • Three ints
    2016_hny The sum of three consecutive integers is 2016. What numbers are they?
  • Garden
    garden The area of a square garden is 2/9 of triangle garden with sides 160 m, 100 m, and 100 m. How many meters of fencing need to fence a square garden?
  • Diofant 2
    1diofantos Is equation 70x +52y = 34 solvable on the set of integers Z?
  • AVG of INT
    seq_moon What is the average of the integers from 9 throuht 52 inclusive?
  • AM of three numbers
    arithmet_seq The number 2010 can be written as the sum of 3 consecutive natural numbers. Determine the arithmetic mean of these numbers.
  • Find the sum
    arithmet_seq Find the sum of all natural numbers from 1 and 100, which are divisible by 2 or 5
  • Diofant equation
    eq222 250x + 120y = 5640
  • Series
    posloupnost_an Andrew wrote this series of numbers: 1,3,7,15, .... n. Which number in the series does not belong? ?
  • Two integers
    x-5-x-3-graph Two integers, a and b, have a product of 36. What is the least possible sum of a and b?
  • Three-digit integers
    numbers2 How many three-digit natural numbers exist that do not contain zero and are divisible by five?