Question

3^x+3^-x=2 find the value of x​

Answer 1

Step-by-step explanation:

x

4

−x

3

+x

2

+3x−5

(2+3i)

4

−(2+3i)

3

+(2+3i)

2

+3(2+3i)−5

(2+3i)

4

:−119−120i

(2+3i)

3

:−46+9i

(2+3i)

2

:−5+12i

=(−119−120i)+46−9i+(−5+12i)+6+9i−5

=−119−120i+46−9i−5+12i+6+9i−5

=−120i−9i+12i+9i−119+46−5+6−5

=−108i−119+46−5+6−5

=−77−108i

Answer 2

$\green{\bold{\underline{ ☆ UPSC-ASPIRANT ☆} }}$

$\red{\bold{\underline{\underline{QUESTION:-}}}}$

3^x+3^-x=2 find the value of x

$\huge\tt\underline\blue{ANSWER }$

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