If a is a positive integer, then 2^a + 2^(a + 1) =  Options
A) 3^(a + 1) B) 2^(a + 1) C) 2a D) 2a^(a + 1) E) 3(2^a)
If a is a positive integer, then 2^a + 2^(a + 1) =   2^a + 2^(a + 1)   2^a(1+2)   2^a(3)   E. 3(2^a)   ANSW3(2^a)R:3(2^a)
<result>E</result>
If a is a positive integer, then 2^a + 2^(a + 1) =