I believe it would be 6. the first number and exponent are usually your quadratic terms
8 + 3/4 - 11<span> + </span>1/3<span> = - </span>215<span>/12 = - 17 </span>11/12 = - 17.9166666667; Result written as: improper fraction, mixednumber<span> (also called mixed fraction) and decimal </span><span>number</span>
Answer:
<h2>
11.4</h2>
Solution,
∆ ACB = ∆ EFD
finding the value of X,

Apply cross product property

Calculate the product

Divide both sides by 5

Calculate

Hope this helps...
Good luck on your assignment...
511 is the answer you are looking for.