A hockey player hits a puck along the ice, giving it an initial speed of 2.9 meters per second. If there is no friction between
the puck and the ice, what will the puck’s speed be after 1.7 seconds?
1 answer:
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Step-by-step explanation:
equate the equation to zero
x³-6x+11x-6=0
if we replace x with 1
it will result to zero
1³-6+11-6=0
using long Division
as shown in the picture
obtain
x²-5x+6
using factorisation
x²-5x+6
(x²-2x)-(3x+6)
x(x-2)-3(x-2)
x=2
x=3
x=1
