Method1:parabola
y = x^2 - 2x + 8
y-7 = (x-1)^2 ; parabola
turning point is (1,7)
method2:diff
y = x^2 - 2x + 8
y' = 2x -2 = 0 ==> x = 1,
y=7
Answer:
Answer(s): <u>15m</u>
<u>20(m-0.25m)</u>
Step-by-step explanation:
Answer:
um
Step-by-step explanation: