Let the width be w, then length = 2w - 1
Area = length times width = w(2w - 1) = 21.
Thus, 2w^2 - w = 21 or 2w^2 - w - 21 = 0
Solving the quadratic equation gives that w = 3.5.
Therefore, width is 3.5 ft and length is 2(3.5) - 1 = 6 ft.
$22.50 is the cost of 15 tomatoes
Answer:
19
Step-by-step explanation:
190/10= 19
so every time the phrase 'minimum' or 'maximum' show up in a problem with an equation, it means we need to do the math operation of taking the derivative.
make senes?can you find the derivative of the equation given?
4.1billion barrels in 2005
Well if the interest is compounding yearly at 3.5% the amount would be $25,130.23