3 1/3= 10/3
2 1/3= 7/3
7/3 + 10/3= 17/3
17/3 (2)+ 34/3
34/3= 11 1/3
final answer = 11 1/3
8.5 yd/1 * 3ft/1yd ................
She is correct because a negative subtracted by a negative is positive.
Let us consider the given expression:
in the scientific notation.
= 
[Using the law of exponents, which states
]
= 
On dividing, we get
= 
Hence, it is the required scientific notation of the given expression.
Look at the picture.
<h3>Answer: S(a, 0).</h3>