Since Boris use m minutes
Since he pays a monthly fee of 22 dollars (fixed amount)
Since the cost of each minute
Answer:
we know that
The radicand of the function must be greater than or equal to zero
so
the solution is the interval---------> [-6,∞)
therefore
the answer is
The domain are all values of x greater than or equal to minus six
A= base(one) + base(two)/2 * height
A= 9+14/2 * 11
A= 23/2 * 11
A= 11.5 * 11
A = 126.5 inches