Which is NOT equivalent to this expression?

3(5g2+15g)
15g2+45g

15(g2+3g)

15g(g+3)

15g2+15g

Step-by-step explanation:

The given expresion is

when we expand this expression we get;

Now let us analyze the options:

First:

This is equivalent to the given expresion.

Second:

Also equivalent

Third:

Also equivalent

Fourth:

Not equivalent

  q

step-by-step explanation:

each line from a vertex to the midpoint of the opposite side is called a median. the point where the medians intersect, point q, is the centroid.

the centroid of δabc is point q.

yes

step-by-step explanation: