A single drink would cost be $1.55. This is because:
13 + 4x - 6 = 13.20.
(13.20 - 13 + 6) = 6.20.
6.20 / 4 = 1.55
Hope this helped.
f(x) is concave down on an interval I if all of the tangents to the curve on I are above the graph of f(x)
Answer:
Step-by-step explanation:
Given
-- Leading coefficient
Required
Determine the polynomial
Represent the zeros with a, b and c.
Such that
The polynomial is:
Open bracket
Answer:
a
Step-by-step explanation:
if he passes he will be happy
Let :
P be the Initial Area, = (3500 km²)
r, the rate of decrease = ( - 8.5%)
n, the number of year = 6 years
A the resulting Area: ?
A = P(1+i)ⁿ
A= 3600(1-0.085)⁶
A = 3600( 0.915)⁶
A = 2112.66 km²
