Answer:
B. 9x10^4
Step-by-step explanation:

I'm confused on what you're asking, but this is scientific notation on the first one of 0.0000855. 8.55 x 10^-5
The general form of quadratic formula is,
(text didn't allow + and - together)
Therefore, the answer is option C
Happy to help :)
If you need help in this topic feel free to ask
Answer:
2.31
×10
^−
2
Step-by-step explanation:
Move the decimal so there is one non-zero digit to the left of the decimal point. The number of decimal places you move will be the exponent on the
10
. If the decimal is being moved to the right, the exponent will be negative. If the decimal is being moved to the left, the exponent will be positive.