Answer:
two functions f & g, then for all values of x for which both f(x) and g(x) are defined, the functions f + g, f-g, fg, and f/g are defined as follows.
Sum: Add the LIKE terms
Difference: Subtract the LIKE terms
Product: Distribute or FOIL
Quotient: Set up a fraction, then STOP - (Always state that the denominator ≠ 0)
Step-by-step explanation:
x=4200
10x=42000
как работать с ю так 87
156
. On the other hand, 
. Then: