Question

10d = 10,000
solve for D

Answer 1

d = 1000 is the correct answer to that question

Answer 2

d=4

Explanation:

10^d=10000

Solve Exponent.

10d=10000

log(10d)=log(10000) (Take log of both sides)

d*(log(10))=log(10000)

d=

log(10000)

log(10)

d=4

Hope this helps :)