Question

Im working on this problem:
9. Differentiate H(z) = 2^1-6z

Answer 1

d(2)-d(6z)

Answer 2

d(2) is 0, right?

Answer 3

yes

Answer 4

-6 is the answer

Answer 5

No its not. The answer is -6(1-6z) ln(2).

Answer 6

But I have no idea why there is a natural log.

Answer 7

http://www.wolframalpha.com/input/?i=%20Differentiate%20%20H(z)%20%3D%202%5E1-6z&t=crmtb01

Answer 8

i am right according to wolfram alpha ...see steps

Answer 9

Maybe I should have typed H(z) = 2^(1-6z)

Answer 10

check that what is the correct ans.

Answer 11

http://www.wolframalpha.com/input/?i=differentiate+H%28z%29+%3D+2%5E%281-6z%29

Answer 12

this was my fault for not writing the problem correctly

Answer 13

ok ... so u got the correct answer ?

Answer 14

Yes.