Answer:
1.3*10^-3
Step-by-step explanation:
When using scientific notation, if you are moving to the left it is a positive exponent. If you are moving to the right it is a negative exponent. since we moved the decimal point to the right, the exponent will be negative.
Answer:
95$
Step-by-step explanation:
120 + 150 -175= 95$
Given expression:
.
First we would apply exponents of exponent rule on the top.

Therefore,

=
Applying quotient rule of exponents.


= 
<h3>Therefore,

is the simplified form of the expression

</h3>