Question

Can someone help me with this please ? This is exponents . 3x^2(9x)^0 = ____ x____  .Please explain how you got your answer. 

Answer 1

$3x^2*(9x)^0=3x^2*1\to\boxed{3x^2}$

Every number wich has the exponent 0 is equal with 1, and the exercice turns into:

3x to the 2nd power multiplied by 1.

Answer 2

9x^0 is 1

3x^2 = 3x X x