Math, asked by sairoyal9160, 11 months ago

if the 5th term 8th term of the GP 2 power 0 2 power 12 power to earth I'm roots of a quadratic equation then find the quadratic equation ​

Answers

Answered by saivivek16
1

Step-by-step explanation:

Aloha !

5th term= 2⁴

8th term=2^7

Equation=

x²-(2⁴-2^7) X+2⁴.2^7=0

x²-144x+2048=0

Thank you.

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Answered by SwaggerGabru
4

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let 1st term be a and diffrence d

3rd term = a + 2d

5th = a+ 4d

8th = a+ 7d

from given condition

(a+2d)(a+7d) = (a+4d)^2

or a^2 +9ad + 14 d^2 = a^2+8ad + 16d^2

or ad = 2d^2 or d = a/2

so the differece = a/2 and terms

nth term = a + (n-1)a/2

the 5th term = 3a

3rd term = 2a

ratio = 3/2

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