Asked by Anonymous

How to solve d(d^-2)^-9? Please show and explain step-by-step.
Answered by Leo
What do you have to <b>solve</b> exactly? Do you by chance mean <b>simplify</b>?

Should there be an equal sign in the expression that you typed?
Answered by Anonymous
Simplify, sorry. The answer says d^19, but I don't get how.
Answered by Damon
d^1 * d^(-2*-9)

= d^1 * d^+18

= d^19
Answered by Anonymous
Thanks. Another one:

(z^8)^0 z^5
Answered by Damon
ANYTHING AT ALL^0 = ONE
so
z^5
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