Answer:
the first one
Step-by-step explanation:
Answer:
Step-by-step explanation:
f(x) = –(x – 3)2 + 9
= 3² - (x – 3)2 identity a²-b² = (a+b)(a - b) where : a =3 and b = x-3
= ( 3+x-3) (3-x+3)
f(x) = x( 6-x)
the perimeter is ; 2(x +6-x) =12
the maximum area of the rectangle is : f(3) = 9 m²
I believe it would be 0 9/10
Answer:
m=−920+−1603129
Step-by-step explanation: