Question

3^a × 3^4 =3^7 find a

Answer 1

Answer:

The above pic is the answer...plz follow it...Gud luck...

Answer 2

Answer:

  a = 3

Step-by-step explanation:

   $3^{a} X 3^{4} = 3^{7} \\\\3^{a+4} = 3^{7}$

due to same base we have,

  a + 4 = 7

  a = 7 - 4

  a = 3