Answer:

Step-by-step explanation:
<u><em>The correct question is</em></u>
1x10 to the fifth power over 4x10 to the negative fourth power given on scientific notation
we know that
To divide two numbers in scientific notation, divide their coefficients and subtract their exponents.
we have

Answer:
open circle
Step-by-step explanation:
open circle
Answer:A
Step-by-step explanation:
Side lengths do not adhere to the triangle inequality theorem.