ZuzannaGem ZuzannaGem

15-03-2020
Mathematics

contestada

The nth term of a sequence is n²+4
Alex says: "The nth term of the sequence is always a prime number when n is an odd number."
Alex is wrong.
Give an example to show that Alex is wrong.

Respuesta :

kcough03 kcough03

15-03-2020

9.
9 squared is 81. 81+4=85. 85 is divisible by 5.

Answer Link

Otras preguntas

Find the solution of the initial value problem y'' - 2y' -3y = 21te^2t , y(0)=4 y'(0)=0. Please show all steps.

A survey was given to a random sample of the residents of a town to determine whether they support a new plan to raise taxes in order to increase education spen

A cylinder has a height of 13 inches and a radius of 5 inches. What is its volume? Use ≈ 3.14 and round your answer to the nearest hundredth.

The work done in moving an object through a displacement of d meters is given by W = Fd cos 0, where 0 is the angle between the displacement and the force F exe

A rectangle has a length 2m less than twice its width. When 2m are added to the width, the resulting figure is a square with an area of 36m^2. Find the dimensi

A survey was given to a random sample of the residents of a town to determine whether they support a new plan to raise taxes in order to increase education spen

The 25thAmendment: A: granted the President the power as commander of all of the military B: set term limits on the President C: gave Congress the ability

In the table, the ratio of y to x is constant. What is the value of the missing number? 15 20 25 30

a power supply maintains a potential difference of 58.1 v across a 1750 ω resistor. what is the current in the resistor

A rectangle has a length 2m less than twice its width. When 2m are added to the width, the resulting figure is a square with an area of 36m^2. Find the dimensi