Question

=

• A.
• B.
• C.
• D. None of these

Answer 1

Answer: (A)

Answer 2

= $\sum _ { n = 1 } ^ { n } \log _ { a } \left( 2 ^ { n } \right)$ = $\sum _ { n = 1 } ^ { n } n \log _ { a } 2$

= =