Hey there!
Distance formula:
d =
Plug in variables:
d =
Simplify.
d =
d =
The distance between the two points is units.
Hope this helps!
David drove a distance(d) of 187km, to 3 sig.fig. He used 28 litres of petrol(p), to 2 sig.fig.
1 answer:
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Answer: b and d
Step-by-step explanation:
Since the roots are x=2 and x=6, we can write the equation as
Substituting in the coordinates of the vertex,
So, the equation is
On expanding, we get