Hello there! :)
Answer:[tex]\frac{1}{343}[/tex]
*The answer must have a fraction.*
Step-by-step explanation:
Lesson: Zero and Negative Exponents.
Distributive property: a(b+c)=ab+ac
First, you apply exponent rule.
[tex]a^b*a^c=a^b^+^c[/tex]
[tex]7^-^3[/tex]
[tex]\frac{1}{7^3}=7^3=7*7*7=343[/tex]
Final answer: [tex]\frac{1}{343}[/tex]
Hope this helps!
Thanks!
-Charlie
Have a great day!
:)
:D
