Question

Please Help

Richard simplified an expression in three steps, as shown:

Which is the first incorrect step and why?

A Step 1, all the exponents are multiplied by 3
B Step 2, the exponents in the denominator are multiplied
C Step 3, the exponents of the same base are subtracted during division
D Step 3, the exponents of the same base are added during division

Answer 1

I will give a medal

Answer 2

@Iloveyou;)boy will you be able to help me please?

Answer 3

What do you think?
\(\Huge\cal\color{Green}{We}\color{Blue}{lc}\color{Yellow}{ome~}\color{Grey}{to}\color{Red}{~Op}\color{Pink}{en}\color{Purple}{~Stu}\color{VIOLET}{dy}\)