21 because you just multiply the 2 numbers.
For this case we have the following functions:

We must subtract the functions:

We build a table of values for 

Answer:

Answer:
p(x) = A(x - 4i)(x + 4i)(x - 3)(x + 3), with A = 1.
it matches
Answer:
Its the instrument that measures unknown quality of goods.
Step-by-step explanation: