Math, asked by ananya2135, 10 months ago

can 2x^2+3 be the n th term of an AP. justify ?

Answers

Answered by sanskriti7216

1

Answer: No...

Step-by-step explanation:

f(x)= 2x^2+3

f(1)= 2*1+3 = 5

f(2)= 2*4+3 = 11

f(3)= 2*9+3 = 21......

So, we can see that the difference of the progression is not constant but is increasing..

Hence, it can not be an AP..

I hope u got ur answer...

Previous Question

Next Question

Similar questions

English, 5 months ago

Choose the correct passive form : Post this letter. 1) Let this letter be posted. 2) You should post this letter. 3) You are advised to post this letter. 4) This letter be posted by you. I need swift answer...

Physics, 5 months ago

A simple harmonic oscillator is characterized by = cos . Find out the displacement at which its kinetic energy is equal to its potential energy.

English, 5 months ago

APJ Abdul Kalam was the__________child in the family...

Chemistry, 10 months ago

The non S.I and S.I units of some physical quantities are given in Column A and Column B respectively. Match the units belonging to the same physical quantity: (a) degree celsius (i) kilogram (b) centimetre (ii) pascal (c) gram per centimetre cube (iii) metre (d) bar (iv) kelvin (e) milligram (v) kilogram per metre cube...

English, 10 months ago

the warden gave him strong words of advice first ...

Physics, 1 year ago

In photoelectric effect the number of photoelectons emitted is proportional to:(a) intensity of incident beam(b) frequency of incident beam(c) velocity of incident beam(d) work function of photo cathode...

Physics, 1 year ago

Photoelectric effect is the phenomenon in which:(a) photons come out of a metal when it is hit by a beam of electrons.(b) photons come out of the nucleus of an atom under the action of an electric field.(c) electrons come out of a metal with a constant velocity which depends on the frequency and intensity of incident light wave.(d) electons come out of a metal with different velocities not...

Physics, 1 year ago

The magnitude of saturated photo electric current depends upon:(a) frequency of incident radiation(b) intensity of incident radiation(c) work function of cathode metal(d) stopping potential...