In which expression should the exponents be multiplied?

one fifth to the 2nd times one fifth to the 6th
9 to the 3rd over 9 to the 4th
73 ⋅ 78
(26)−5

Question

In which expression should the exponents be multiplied?

 one fifth to the 2nd times one fifth to the 6th 
 9 to the 3rd over 9 to the 4th 
 73 ⋅ 78
 (26)−5

anonymous · Answer

There is a rule, in the $\textit{law of exponents}$ that states:
For any given variable, and constant, that is raised to the power of a given number, if raised again to another number, you can simplify the expression, by multiplying the exponents. 

Example:
$$(x^{m})^{n} = x^{(m)(n)}$$

anonymous · Answer

so is it c

anonymous · Answer

no iys d

anonymous · Answer

its

anonymous · Answer

The answer choices $c$, and $d$ do not  have exponents.

anonymous · Answer

oo i got it thx you

anonymous · Answer

can u help me with this next one

anonymous · Answer

No problem. I can help you, and will try to, open a new question, and tag me to get my attention. (You can tag me by using, @Operand.)