Answer: -628
Step-by-step explanation:
F(140) = 212 - 6(140)
F(140) = 212 - 840
F(140) = -628
Step-by-step explanation:

Apply Quoteint of Powers. Divide the intergers. serpately.
Note that Quotient of Powers is

So the answer is

The answer is

or

1260 sq meters
Equation: 42×30