No, it is an imaginary number.
Can't take the square root of a negative number without creating a method termed an imaginary number, which is the square root of -1 which they have used " i " to signify.
Then square root of -11.2 would be written Sqrt(11.2)i. The Sqrt(11.2) = 3.3466
so the answer is 3.3466i
Fractions can be added and subtracted but only if they are like fractions or have a common denominator
216/343
1/2 = square root
= 6/7 then cube = the answer
Answer:
2.8 s
Step-by-step explanation:
33x = 28x + 14(m)
5x = 14(m)
<em>x = 2.8(s)</em>
