Heat can change the state of a substance.
Adding heat to an object causes bonds
between particles to
A. form
B. break
C. combine
This is that allows the state change.

Where are the functions?

Answerthe simplified expression isexplanationthe given expression is,let us deal with the bracket first.the two negatives in the parenthesis will become positive.the expression now becomes,we now expand the parenthesis to get,we group like terms to obtain,this simplifies to,