ZuzannaGem
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 kcough03
  • 15-03-2020
9.
9 squared is 81. 81+4=85. 85 is divisible by 5.
Answer Link

Otras preguntas

Starting at a certain speed, a bicyclist travels 200m. Suppose the bicyclist undergoes a constant acceleration of 1.20m/s squared. If the final speed is 25.0m/s
Find the coordinates of the midpoint of HX H(0,0) and X(8,4)
Find four consecutive odd integers whose sum is 56
To have batting averages over 0.500,how many hits in 45 times at bat would Raul and Karen need
A talent or quality that you were born with is
Which of the following solutions would be basic? A. NH₄I B. NaOCl C. Fe(NO₃)₃ D. Ba(NO₃)₂ E. NH₄NO₂
Around 80% of India's population practices which religion?
A wheel has a radius of .30m. It rotates 185 times before it stops. How far did the vehicle travel?
Solve 3x+5=18 in slope form?
whats the root word of illegal