Question

how do you solve a equation like this one
7^3 * 7^-6

Answer 1

multiply both

Answer 2

if we multiply to terms having the common base in that case we have to add their powers

Answer 3

You can use the following property:
\[x^a*x^b=x^{a+b}\]

Answer 4

7^(3-6)

Answer 5

that is not an equation and therefore you do not solve it.
what you have is an expression. this you can simplify.

Answer 6

Okay so how you simplify it ?

Answer 7

\[7^3*7^{-6}=7^{3-6}=7^{-3}=\frac{1}{7^3}\]

Answer 8

exactly like that...

Answer 9

Thankss :)

Answer 10

You're welcome.