Keisha is correct, because as per the definition <u>A function is a special relationship where each input has a single output</u>.
A function is a special relation. In other words, a relation if and only if it has a specific characteristic where each input has a single output, then it is called a Function.
All functions are relations but not all relations are functions.
I would say you are more likely to have complex roots. If you think of graphs of polynomials, if you draw a function that doesn't pass through the x-axis, all roots are complex.
5530 mm is 553 cm and 5.53 m.

There total revenue was like 7k or something
Because b^6 is present in both terms, we can factor it out.
b^6(7 + 12)
Combine like terms.
b^6(19)
Rearrange.
19b^6 is the fully simplified form of the given expression.