Question

(27)n\3*32n+1\9n*3n+1
Can any one help to solve this question?

Answer 1

Answer:m-n-1

Step by step instructions:

.3

2

.3

n

−(27)

n

=3

−3

⇒

(3

m

.2)

3

9

n

.3

2

.3

n

−(27)

n

=3

−3

⇒

3

3m

.2

3

3

3n

.3

2

−3

3n

=

3

3

1

⇒

3

3

m×8

3

3n

(3

2

−1)

=

3

3

1

⇒

3

3

m×8

3

3n

×8

=

3

3

1

⇒

3

3(m−n)

1

=

3

3−1

1

⇒m−n=1 (proved)

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