5. Recall how the wizard's twin brother converts blueberries by adding 9 to the number of
blueberries given to him and then doubling it.
Find the output if he is given zero blueberries.

i am not sure either, let me know when you find out.

Step-by-step explanation: lol:)

i think the length is 12 and the width is 17

step-by-step explanation:

we have

using a graphing tool

see the attached figure

this is a quadratic equation (vertical parabola) open up

the vertex is a > vertex

the domain of the function is all real > interval (-∞,∞)

the range of the function is the > [-6.125,∞)

the function has two x->   and

the function is increasing over the > (0.25,∞)

the function is decreasing over the > (-∞,0.25)